Color temperature calculator Visible colors are relative to the Color Balance (or White Balance) of a film stock or video camera, with the two most common fixed settings being 3200K Indoor color balance, and 5500K Outdoor (Daylight) color balance. Read about Wien's displacement law, learn the Wien's law formula, and evaluate the temperature of the Sun's surface, lava, or any hot body by yourself! How to Calculate Correlated Color Temperature. 33 Aug 15, 2023 · You can determine the color temperature of an LED bulb by reading the Correlated Color Temperature (CCT) rating: You’ll either see the temperature in Kelvins, likely between 2700K and 6500K. At this point the color is compared to a mathematical approximation of the planckian locus and the closest matching point is the color temperature. 0 × n² + 6823. R. • Compensation and calculation of white balance readings. Sep 18, 2012 · Converting temperature (Kelvin) to RGB: an overview. Soc. How the CIE Color Calculator Works. The black body spectrum was mapped to the CIE XYZ color space for integration using the CIE 1964 10-deg color matching functions Nov 30, 2022 · The discovery of the relation between color (wavelength) and the temperature was a breakthrough in astrophysics, and we owe it much of the knowledge of our cosmic neighborhood: we even use it to measure the temperature of black holes. Sep 1, 2019 · The color appearance of a near-white light source is usually characterized by its correlated color temperature (CCT) T cp (unit: K), which is the temperature of the Planckian radiator having the chromaticity nearest that of the light source in the Commission Internationale de l’Eclairage (CIE) uniform chromaticity scale (UCS) diagram [1]. • Color differences. Welcome to the online RGB color code picker! This is the best place to easily pick or convert a color for a web design project. Step 1 Assume the object in question is a black body, meaning that it does not preferentially absorb or emit any particular wavelength. Where: T = Color temperature in Kelvin; λ = Wavelength of light in nanometers (nm) How to Use. Antecedentes históricos La escala Kelvin para la temperatura de color se desarrolló a partir de la teoría de la radiación del cuerpo negro. Formula: \( CCT = 437 \times \left( \frac{1}{x} - 1 \right) + 360 \times \left( \frac{1}{y} - 1 \right) \) The Plant Color calculator is programmed to work only in the range B thru K, which (according to my research) are the most likely candidates for complex life to form. Using the U, B, and V color filters, there are three independent possible such differences. Color temperature is calculated from the color spectrum. This seemed like an easy Temperature Offset: The model atmosphere (US_Standard, Tropical, etc. The conversion is designed to be fast and usable for image processing. It may also be presented as a 3-digit number, likely beginning 7, 8, or 9, incorporating the Color Rendering Index. Enter the wavelength of the light source in nanometers. $\begingroup$ In addition to the angle of the sun in the sky and the resulting thickness of the atmosphere it passes through, cloud cover, the amount of water vapor in the air, the amount and types of particulate matter suspended in the air, as well as the type and color of ground cover reflecting the sunlight all play a significant role in the color temperature of sunlight in a particular illuminant color temperature. 6 Color Index (B −V) One way to classify stars or galaxies is by the ratio of the flux at one wavelength to the flux at anotherwavelength. These methods exploit the relatively even spacing of the mired uint internally. Jul 17, 2012 · To calculate the color temperature, we apply the most widely used equation proposed by McCamy. Jul 27, 2018 · First of all I want to state that I didn't made the algorithms to convert temperature to RGB. Household fixtures are commonly found in color temperatures on the Kelvin scale of 2700K (warm incandescent), 3000K (warm white halogen) and 3500K (household fluorescent). To adjust the temperature from the model value, enter a temperature offset (from -50 to 50 K). As the calculator is meant to define the most likely photosinthetic color to evolve in the planet there was no purpose making the calculator bigger than needed. Blackbody Calculator Enter parameters to calculate blackbody radiance or exitance in watt or photon space over the specified wave band as follows: Paramter Mar 19, 2009 · The package will calculate all CIE (xy, uv) color coordinates, CRI, CQS, as well as generate xy and uv color plots, color gamut, Planckian locus, and many many more features necessary for describing and analyzing color. Definition: Correlated color temperature (CCT) is a measure of the color appearance of a light source, indicating whether it appears more yellow/golden or blue. Clique no botão “Calcular”. 3 × n + 5520. A high CRI fluorescent (color rendering index) with a specified color temp (expressed in degrees Kelvin) might have a response curve that is not too different from an ideal black body radiator (of which a tungsten filament is a reasonable facsimile) at that temperature, but it might be a bit strong or weak in some wavelengths that might or Feb 21, 2016 · The problem is that I don't know whether should I apply white balance process before calculating CCT. Oct 3, 2024 · The Kelvin scale is a thermodynamic temperature scale that is used in science and industry to measure the color temperature of light sources. S. The idea is to enter a source color into its corresponding row 4 days ago · DeltaE: Calculate the Color Difference between Two Colors; McCamy, C. It is measured using degrees Kelvin, and typically ranges between 2400K and 6500K for most indoor lighting applications. Scale XYZ: Scale Y iPhone Users: An iPhone-friendly version of this calculator is available. Since magnitudes are smaller for larger brightness, a brighter blue star will have a more negative Color Index. Color temperature is a useful metric when discussing approximately white color light sources only. See full list on leefilters. If you don’t know what “color temperature” is, start here. Simply input the CCT and you will be able to download the corresponding Illuminant D spectral power distribution and CIE 1931 xy chromaticity point. We would like to show you a description here but the site won’t allow us. Formula: \( CCT = 437 \times \left( \frac{1}{x} - 1 \right) + 360 \times \left( \frac{1}{y} - 1 \right) \) With this Wien's law calculator, you can easily estimate the temperature of an object, based on the peak wavelength or frequency of its thermal emission spectrum. CCT is based on the CIE 1960 (u, v) diagram, which is now obsolete. Add multiple CIE points on the CIE diagram. Explore math with our beautiful, free online graphing calculator. How does color temperature affect photography? Color temperature impacts the mood, tone, and realism of photographs. The color temperature of lamps makes them Oct 1, 1999 · Natural outdoor illumination daily undergoes large changes in its correlated color temperature (CCT), yet existing equations for calculating CCT from chromaticity coordinates span only part of 4 days ago · The formula to calculate color temperature is: T = (2 × 10⁶) / λ. Necessary information for accurate calculations: The color matching function (data) used is 1931 2 deg. Colors rarely fall Dec 31, 2012 · Maybe the calculator is not meant to work this way, but if you want to calculate what K value using a certain mired value will create (Color Temp 2), the result is incorrect. For the sake of this explanation, a "hot" object will have a temperature of around 15,000 Kelvin, a "warm" object will be at approximately 6,500 Kelvin and a "cool" object will be around 1,500 Kelvin. Convert temperature from Celsius, Fahrenheit, Kelvin, Rankine or Réaumur to the corresponding temperature in any other scale. The Color Wheel. Correctly adjusting color temperature during shooting or post-processing can lead to The correlated Planckian temperature (CCT, T cp) is the temperature of the Planckian radiator whose perceived color most closely resembles that of a given stimulus at the same brightness and under specified viewing conditions -- CIE/IEC 17. Having estimated the color temperature of the acquired image, it is often desirable to render that image under a We will now talk about this temperature conversion calculator, how temperature is measured, and why do we even need different units to measure temperature. The lower the Kelvin, the "warmer" its appearance, while the higher the Kelvin, the "cooler" its appearance. term correlated color temperature ~CCT! instead of color temperature to describe its appearance. A number of mathematical methods, including Robertson's, calculate the correlated color temperature of a light source from its chromaticity values. Common color temperatures used in indoor applications range from 2700K to 6500K. Key Features: • Real-time color temperature in Kelvin. 4 days ago · The formula to calculate color temperature is: T = (2 × 10⁶) / λ. Opt. 7, 8. This calculator uses formulas for each temperature conversion and shows the steps to convert one temperature to another in the answer. Suppose you want to produce an image which gives an accurate rendition of the colors of an object. It is not based on literal temperature but rather how a color affects the viewer psychologically. Another way to measure a star's temperature is to use Wien's law described in the Electromagnetic Radiation chapter. B. How does one take a color expressed in an RGB value (say, three coordinates from 0-255) and produce from it a color temperature in kelvin (or mireds)? I see this question which looks pretty close. What is Color Temperature? Color temperature is a characteristic of visible light that describes the hue of the light source. The subject of color temperature gets sciency really quickly, but in a nutshell color temperature is the color of the light source. He found data online about some measurements on color temperature. For example, if you heat up a metal object, the object appears to glow. Closest WebSafe color: Cornflower blue (#6699FF) Color Temperature 6 Light Sources and Their Properties 7 Color Temperature Calculator 8 Quick Reference Guide to Cinegel Correction Filters 9 Filters for Natural Daylight 10 Filters for Artificial Daylight 11 Filters for Tungsten-Halogen and Incandescent Lamps 12 Filters for Standard Fluorescents (Cool White) 13 Nov 26, 2021 · What is Color Temperature? Color temperature is how to use the color a light emits to measure its overall temperature to the eye and the overall feeling or mood the light will provide to a room. When a light source has a chromaticity This is where the color wheel and color theory comes into the picture, enabling creators to produce visually attractive content to draw your attention. The colorimetric minimum-distance calculations How to Calculate Correlated Color Temperature. How to Calculate Star Temperature? Dec 20, 2012 · [CCT1] Calculations are performed using CIE 1960 uniform color space coordinates u and v. Color Temperature Orange (CTO) filters shift the color temperature downwards and Color Temperature Blue (CTB) filters shift the color temperature upwards. In theory, full CTB is intended to shift a standard 3200K incandescent studio lamp up to 5700K (the color of summer sunlight), while a full CTO is intended to shift 5700K daylight down to Click the fraction format button, enter a decimal, click equals and then click on a fraction form and then click equals. The correlated color temperature is typically used characterize an illuminant. By definition, the CCT of x 1, y 1 is the temperature of the Planckian radiator whose chro-maticity is nearest to x 1, y 1. If you want to show color temperature in CIE 1931, click Show/Hide Color Temperature button on the bottom right of the graph. While working on a “Color Temperature” tool for PhotoDemon, I spent an evening trying to track down a simple, straightforward algorithm for converting between temperature (in Kelvin) and RGB values. Judd in 1936. 38284) SPD: - Correlated Color Temperature (CCT) Temperature [K] of a Planckian radiator whose chromaticity is closest to that of a given stimulus on the CIE (u’,2/3 v’) coordinate. The solution is a less restrictive correlated color temperature (CCT) scale. 67 × 10⁻⁸ W/m²K⁴ ; To calculate the luminosity, multiply 4π by the square of the radius, the Stefan-Boltzmann constant, and the fourth power of the temperature. Click the “Calculate” button. Feb 22, 2022 · Light bulb color temperature is represented in the unit of absolute temperature, Kelvin, noted by the symbol K. Color Index ,CI, is monotonically related to the temperature of the star B-V = CI(T eff) Empirical Relationship between CI, M bol and T eff. Correlated color temperature of a light (spectral power distribution) Calculate the correlated color temperature of a spectral power distribution. Configure the diagram layout including the axis width, color, font, font size. Correlated color temperature as an explicit function of chromaticity coordinates. It is widely used in photography, cinematography, and lighting design to measure the warmth or coolness of light. Just open KEV, point the camera at a surface or scene, and get instant white balance readings. Jan 11, 2025 · Calculator Use. A quick and easy tool to get the colour temperature dmx numbers for a fixture. Example Converts color temperature in Kelvin to a color in RGB color space -- and vice versa. First the spectrum is converted to the CIE 1931 color space, from there it is converted again to the CIE 1960 color space. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. May 6, 2012 · Excel spreadsheet outlining LED color calculations performed in the article Accurately Plot LED Colour from a Power Spectrum by Donald Schelle. 58, 1528 -1535, 1968. Free online temperature converter - converts between 6 units of temperature, including kelvin [K], Celsius [°C], Fahrenheit [°F], Rankine [°R], etc. CIE 1931 xy to Duv CIE x: CIE y: Calculate. Color temperature to Illuminant D SPD and CIE 1931 xy CCT: Calculate XY Coordinates: (0. The table includes the star type, its typical temperature range, color, and example stars. ) determines the temperature, pressure and gas concentrations at each height in the atmosphere. Correlated color temperature (CCT, T cp) The inverse calculation, from color temperature to corresponding chromaticity coordinates, computer program that searches for that Planckian temperature that provides the smallest chromaticity difference between the test chromaticity and the Planckian locus, or for example by a method recommended by Robertson, A. The color combinations found on a color wheel often have a balance of warm and cool colors. How the color coding works: The color coding for resistors is an international standard that is defined in IEC 60062. The difficulty rests in the reliance on chromaticity coordinates. Point your iPhone Safari Dec 12, 2024 · The Color Temperature Calculator estimates the temperature of a light source based on its spectral peak wavelength. In the industry, color temperature and correlated color temperature are often used interchangeably. Color temperature, measured in degrees Kelvin (K), tells us about the apparent color of the light source. Jun 18, 2022 · You can also explore temperature-color correlation using various filters. • Compute the correlated color temperature of an XYZ color. Check the black hole collision calculator to learn more about this kind of object. Also, explore many other unit converters or learn more about temperature unit conversions. According to color psychology, different color temperatures evoke different feelings. 97 \, \text{켈빈} \] (참고: 이것은 가상의 예시이며, 실제 계산 결과는 일반적으로 수천 켈빈 범위의 값을 나타낸다. So much of color temperature comes down to a personal preference, but the color of the light you choose can greatly affect the feel and mood of the space you are illuminating. Result: - Color temperature describes a white light source's appearance. Please enter a valid value. Includes calculations to plot LED color on a CIE 1931 xyY chart from its LED power spectrum. When you choose the one the other is 4DA6FF 4DA6FF 4DA6FF 4DA6FF 4DA6FF 77 166 255 RGB Color Code Color Picker, Codes, Converters. In physics and color science, the Planckian locus or black body locus is the path or locus that the color of an incandescent black body would take in a particular chromaticity space as the blackbody temperature changes. • Chromatic adaptation. The idea is to enter a source color into its corresponding row Oct 3, 2024 · 开尔文标度在摄影、摄像和灯光设计领域至关重要，它为光源色温提供了数字测量方法。这个测量方法有助于理解光源发出的 Duv can be approximated using just a pair of xy coordinates from CIE 1931. Save the final diagram as png file format. A more convenient method of determining the necessary color temperature conversion filter for color balance adjustment employs our Color Temperature Conversion Calculator, which calculates the appropriate filter when the proper starting and final color temperatures are selected from a pull-down menu. Cool stars will have the peak of their continuous spectrum at long (redder) wavelengths. The first problem is that the visual colors of the object depend upon the light which illuminates it, since the object partially absorbs and partially reflects the different colors in the illuminating light. The warmth of coolness of light is measured on the Kelvin color temperature scale. CIE Color Calculator. Stellar luminosity, temperature, and radius | Desmos Jul 25, 2021 · Correlated color temperature (CCT) is a one-dimensional metric that aims to quantify the perceived visual quality of nominal white light sources. By using a scaled version of the red and blue sensor responses, we obtain a better estimate of the illuminant color temperature. Delta E (CIE 1976) Delta E (CIE 1994) Delta E (CIE 2000) Delta E (CMC) • Convert from the correlated color temperature of a CIE D-illuminant to the chromaticity of that D-illuminant. The original formula was made by Tanner Helland. CCT stands for Correlated Color Temperature (which is often shortened to color temperature). b / c a+b / c Proper fraction button and Improper fraction button work as pair. Coordinates u and v are derived from x and y using the formulae: u = 4x/(12y-2x+3) and v = 6y/(12y-2x+3) The correlated color temperature is defined as the temperature of a blackbody that lies closest to the u,v coordinates of the test source. Color temperature is the feeling of warmth or coolness of a color. The Atmosphere Browser tool displays the temperature profiles for the model atmospheres. Illuminant D can be calculated from color temperature using our online calculator. Please feel free to contact me directly here or at support@interfaceinnovations. L*a*b* Plot Only resistors are addressed by this calculator. It is generally described as being "warmer" for values that are closer to 2700K that mimic the soft, warm glow of incandescent lighting, while being "cooler" for values higher than 4000K that mimic the crisper color tones of natural daylight. Key Jun 4, 2024 · T is the temperature in kelvin (K) σ is the Stefan-Boltzmann constant, approximately 5. 5 Note that we should say "correlated" color temperature (CCT) rather than color temperature, although for all practical purpose the terms are interchangeable. A color wheel is a tool that helps us understand the relationship between colors. Afterwards, the light source would have a completely different color profile, depending on how you implement white balance, and hence, a different color temperature. can tell you about the temperature, or color, of the star. For example, put 5600 as Color Temp 1, put 3200 as Color Temp 2, the mired value is correctly calculated at -134. Definitely not. Wien's Law and Temperature. ) 중요성 및 활용 사례. Correlated Color Temperature (CCT, Tcp) is a specification for white light sources used to describe the dominant color tone along the dimension from warm (yellows and reds) to cool (blue). Like, what's the color temperature of a plain green image? Green isn't even in the blackbody spectrum. temperature T of a light source is the color temperature of a Planckian radiator which emits radiation of the same chromaticity as the light source. Blackbody power output increases greatly with temperature, so also showing intensity is problematic. • Computing RGB-to-XYZ and XYZ-to-RGB matrices. Color temperature is measured in degrees kelvin (abbreviated with K). As per the McCamy formula: CCT = 449. See here to calculate the correlated color temperature (CCT) value from CIE 1931 xy coordinates. LightSpectrum Pro is an iOS app that uses the smartphone camera to calculate the white balance in Kelvin, which can then be dialed into a Color temperature is a property of light, like the lamps used to illuminate a scene while the image is being taken. Moon & Night Photography Calculator This one is more useful for night photography. More details on color temperature and the algorithm can be found here. If the fraction of decimal is part of a calculation, omit clicking equals and continue with the calculation. Color Jul 20, 2014 · Well, the color temperature scale was deemed too useful to be restricted to black-body radiators and the Planckian locus. Understanding White Balance Discusses the types and terminology of light's color temperature. The temperature refers to which blackbody (planckian) radiator is most like the light. Nov 18, 2019 · The reason you can't get there from here is because hitting a color temperature requires setting at least three values in the correct ratios (if you just want to claim a color temperature vs. Lamps with a CCT rating below 3200 K are usually considered warm sources, whereas those with a CCT above 4000 K usually considered cool in appearance. Mar 30, 2016 · These values show color chromaticity (hue and saturation), but ignore brightness. 5)}{0. Many commercial spaces choose to use cool white (5000K and 4100K) as a theme as it is somewhat stimulating and invigorating, while residential spaces typically utilize For incandescent lamps, the color temperature is a "true" value; for fluorescent and high-intensity discharge (HID) lamps, the value is approximate and is therefore called correlated color temperature. Depending on the Kelvin temperature that the metal object is being heated at, the glow will be various colors, such as orange, yellow or blue. Mathematically, however, it is possible to calculate a CCT value for light sources that are not even close to being white - for example, a saturated green LED from an RGB system can have a calculated CCT of approximately 7000K, even though its Aug 8, 2024 · To calculate the color temperature, divide 2,000,000 by the wavelength. Which he used to make a close approximation formula, for a faster alternative than the ‘standard’ calculation. 색온도는 정확한 색상 표현을 위해 사진 및 영화 촬영에 필수적이다. I don't know if images themselves have a color temperature. org Kind Regards, Colin Color Index, B - V The stars color as given by its blue magnitude minus visible magnitude. com Calculate the X Y coordinates and the color corelated temperature (CCT). You can activate the workbook in Project Explorer. 38044, 0. Am. the typical human eye response), and just adding up two arbitrary light sources -- or even two light sources that are giving out "correct" black body Oct 18, 2013 · The Correlated Color Temperature (CCT) is often used to represent chromaticity of white light sources, but chromaticity is two-dimensional, and another dimensio To calculate the star’s temperature, divide the luminosity by 4πσ multiplied by the square of the radius and then take the fourth root. Workbook data for the graph will be hidden. org; Color differentiation based on color temperature: Color temperature divides colors on a wheel of color into roughly two types: warm and cool. The Color Temperature range is from 1000 to 25000 K, input can be floating point. Color Temperature. Onde: T = Color temperature in Kelvin; λ = Comprimento de onda da luz em nanômetros (nm) Como usar. 4:1987, International Lighting Vocabulary (ISBN 3900734070) •CIE Color Calculator: Converts among most of the CIE color models as well as providing correlated color temperature and standard RGB conversions. The resistor color code shown in the table below involves various colors that represent significant figures, multiplier, tolerance, reliability, and temperature coefficient. Oct 3, 2024 · El concepto de temperatura de color es crítico para la corrección de color y para lograr el estado de ánimo o la apariencia natural deseado en imágenes y espacios. For example, the B-V color index is defined by taking the difference between the magnitudes in the blue and visual regions of the spectrum and the U-B color index is the analogous difference between the UV and blue regions of the spectrum. The correlated color temperature scale is based on the color temperature scale and isotemperature lines, which were proposed by D. As a quick rule, the higher the Kelvin, the whiter the light. May 9, 2018 · With compressed file formats, achieving an accurate colour temperature can mean the difference between a smooth editing process, or painfully adjusting the cool or warm temperature so the scene looks right. It defines a range of color (not brightness of a light source) and is measured in kelvin (K). Just input the lowest and highest colour temperature values and we'll work out the rest. Basically, I’m talking about reversing the equation. Grab the generated CSS code snippets and search by name. Understanding the Kelvin Color Temperature Scale •CIE Color Calculator: Converts among most of the CIE color models as well as providing correlated color temperature and standard RGB conversions. The color calculator is used to freely convert among many different device-independent color spaces, including standard CIE representations (XYZ, xyY, Lab, LCHab, Luv and LCHuv), Adobe Photoshop working RGB spaces and correlated color temperature. Use the formula below, or simply plug in the x and y values into our online calculator. This difference is referred to as the color index. Planckian locus in the CIE 1931 chromaticity diagram. Color temperature is a parameter describing the color of a visible light source by comparing it to the color of light Kelvin to RGB calculator from Academo. 1} + 55 \approx 95. The calculator will display the color temperature in Kelvin. •Color Difference Calculator: Computes color differences using several different methods (CIE1976, CIE1994, CIE2000, CMC). [8]. Color Index Sep 22, 2024 · Star Surface Temperature Calculator Select Star Color: --Select-- O (Blue) B (Blue-White) A (White) F (Yellow-White) G (Yellow) K (Orange) M (Red) Calculate Temperature Here’s a comprehensive table summarizing important information about the surface temperatures of various types of stars. Lower color temperature sources appear warmer and more orange while higher color temperature sources appear cooler and more blue. It is measured in degrees Kelvin (K), and ranges from 1,000K to 20,000K. "Computation of correlated color temperature and distribution temperature", J. What is the Luminosity Radius Temperature Relationship? The app now also supports green / magenta tint measurement (also known as Duv measurement) and the latest addition to the app is an automatic real-time calculation of what CTO, CTB, Green or Magenta filter/gel to put on your flash light to match the measured color temperature. Sup-pose that x 1, y 1 is the chromaticity of such an off-locus light source. See Blackbody colors - intensity. Because, spoiler alert, having measurements in Celsius, and temperature in Fahrenheit or using Lord Kelvin's temperature scale is very useful, even if that means we need to convert The color temperature of a light bulb is assigned using the basis of correlated color temperature (CCT). 0 × n³ + 3525. Apr 24, 2017 · If we make a few assumptions, it becomes fairly straightforward to calculate the color of light emitted by a hot object based on its temperature. What is a Star Temperature? Definition: Star temperature measures the thermal energy radiated from a star’s surface, which influences its color and spectral classification. Colour Temperature Calculator. The color temperature of a light source is the corresponding temperature of an ideal black body radiator producing a similar color. Photonics Project - Blackbody Calculator - blackbody radiation - blackbody emission - spectrum - Planck Function The warmth or coolness of a color is also known as its color temperature. What is color temperature and how does it relate to CIE 1931 xy coordinates? Color temperature is a color metric in lighting that describes the color of a white light source. Dec 3, 2024 · \[ T_{\text{color}} = \frac{\ln(1. You can use a Color Temperature (as shown in the chart below) to suggest realistic colors for the lights in a 3D scene. Exemplo We calibrated KEV using the Sekonic C-700R-U SpectroMaster Color Meter, ensuring high accuracy. This formula provides an approximation of the color temperature based on the wavelength of light. The Correlated Color Temperature (CCT) to the x,y points on the xyY table were integrated over the product of CIE 1931 2 degree lambda functions (360780nm, floating point) and the Planck’s law energy distribution. Making the Most of Natural Light in Photography Discusses how different times of day influence subject appearance. Thinking back tothe Planckcurvefora black A chromaticity diagram with points for PL data will be created. xmjvk hsav gxvzcik msk mjswvx nojhg nwknhpj yrfjn zhwubk wsdr epc vqp rouk rslqq pfzn