Tag: ColorSpaces
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: Computing the range of CIE L*a*b* I am currently using C# to compute the range of various color spaces. One such, CIE Lab*, is giving me a headache. To compute the range, I enumerate each

: Lab Color Space in photoshop If Lab Color space covers colors that are not supported by monitors how come photoshop are showing Lab color space in their colorpalette? What is the purpose of

: Check colourspace in InDesign So I've seen this answer on here: Indesign RGB color space But I'm wondering how do I tell what colourspace is currently applied to a document? I think the one

: How does one create a color wheel in Illustrator How does one go about creating a VHS color picker shown below? I know it has to be a gradient around a circle, but then toward the center

: Why does the color of my image change when it's reviewed on a mobile device? I exported my vector CMYK file from Illustrator as an RGB image. On my customer's mobile, the colors change and

: SRGB+RGB Illustrator file still exports PNG in wrong RGB colors? I have a logo in Illustrator sent to me by someone overseas. Exporting it from my PC results in a darker, more subdued logo.

: WCAG contrast ratio formula & How they translated into wide gamut? Why the highest contrast ratio in WCAG is 21:1, not 256:1? Can anyone explain the concept of the formula to me, in laymen's

: Monitor RGB saturation I use a monitor that supports the Adobe RGB color space. When I edit images in this color space and then select the Monitor RGB color correction setting then the colors

: EPS file distorts on export in Indesign I am an Indesign relative beginner (especially related to complex color correction). I've imported an EPS logo file into the document (it's currently layered

: Why colors change when I export from Illustrator to Photoshop? I am working on a Illustrator file that I need to export to Photoshop to edit. When I'm exporting it changes the color of my

: Why should I calibrate my screen? As both a web and print designer, I have never seen the need to calibrate my displays. Especially for web design, I wonder why I should spend several hundred

: Consistent Color Management Across Printers How do you manage a specific color, to print consistently across different printers / ICC profiles? I have a long time client and their brand color

: RGB or CMYK for resume/portfolio Is it best to use RGB color-space when you don't know if the end-user of the document is going to be printing the document on an inkjet or laser printer?

: Overlap RGB values to produce a single color I am new at graphic design (obviously) and I would like to create a logo with overlapping colors to produce a desired color. In this case I would

: Is the low statistical correlation between the HSV channels, conditional upon the color name, a well known property of the color space? I have been investigating color as part of a academic

: How to create a customized color cycle picture? It is part of a university project visualize displacement of speckles between to pictures. To do that I use the HSV color room, so the angle

: What happens when you print without converting to CMYK? When exporting InDesign files as PDF, it is converted usually to the intended colour space. But, what happens when you don't do that for

: Why two identical images forces two different color shade? So, i have two images CMYK/8 bit to one image I set color #00ade3 to a shape, I then do the same to the other image (also same

: How to determine the difference of color vibrance of a pair of images? I'm an engineer, so my terminology may be incorrect when posing this question. I have a pair of pictures below and the

: Illustrator: which settings to design a logo for print What settings should I use when creating a document for logo printing? Looking to achieve the best quality for my logo design.

: Interpreting a* and b* in L*a*b* color space In L* a* b* color space, I know L* corresponds to "lightness" so that as L* increases I can say colors are lighter. Is there a similar term that

: How to Generate Swatch Library from Json file? I'm looking for a way to generate a swatch library from a JSON file in Adobe Photoshop CS6. Unfortunately, I can't seem to find anything on the

: Is D50/2 or D50/10 more typically used in graphic arts? I was given some LAB measurements of color samples. The LAB measurements came with a statement that the illuminant is D50, but no specification

: InDesign: TAC of sRGB photos exceeds ink limit - does this cause issues when encapsulated in a PDF-X/3 document for print? I'm using InDesign and I am exporting a photo book for an online

: File created in Photoshop looks different in Illustrator I need to design a letterhead and I have this watercolour effect which I created in Photoshop (RGB file). I want to take this to Illustrator

: Besides pantone colors, is there any refrence database for equally distributed fashion colors? I'm trying to divide color space into 150-200 colors. I'm looking for Hex code/ RGB values and corresponding

: Are XYZ tristimulus values and x y chromaticity coordinates unitless? For the CIE1931 XYZ tristimulus values and x y chromaticity coordinates, I think these are unitless quantities. I have checked

: Does "XYZ tristimulus values" always refer to CIE1931? I have a question about color space terminology. When referring to "XYZ tristimulus values" and "xy chromaticity coordinates", does this always

: How to prepare RGB image for silk-screen printing I have an image in RGB which I would like to silk-screen on a t-shirt. I want to prepare the file so that the result is as close as possible

: Designing CMYK artwork on sRGB monitor Since my monitor is limited to sRGB, is CMYK color space fully visible within sRGB, or Adobe RGB color spaces, or not? Conversely does CMYK have a converted

: Making free Munsell color chip sheet Munsell color reference chips are really useful for painters but awfully expensive. It should be easy to create a sheet that can reliably be printed on

: Dominant color vs primary color vs prominent color of an image? What is the difference between the primary color of an image, dominant color of an image, and the most prominent color in an

: Converting a logo to monotone in GIMP I usually convert my logos to a particular colour (not just greyscale) in photoshop by using the following process: Convert to Greyscale/Choose Duotone/Select

: Besides RGB, are there any other additive colour mixing models? Are there any additive colour mixing models that uses primary colours different than red, green, and blue?

: Identification of color using LAB code How can I identify color if I have only LAB coordinates? Is it possible to do it by using x rite spectrophotometer?

: How to make my logo color look the same in Web & Print? My client wanted to use the color #dd0017 as his primary red in his website All along the way we have designed the whole site &

: Saving a greyscale image as a bitmap file converts to indexed colours I'm trying to save an image as a Greyscale bitmap file in Photoshop but it keeps changing to Indexed colours. This also

: What are the pros and cons of using Lab color? I often see suggestions of converting an image to the Lab color model when editing images in, for example, Photoshop. What are the pros and

: How to use CMYK "true black" in OS X Pages I am new to Mac but am seeking to design a brochure for printing using the Pages app. The normal color settings of RGB and CMYK do not seem

: What makes a flat color: "flat"? What kind of calculations are there are behind 'flat' colors? Where I can start to choose them effectively? What are the properties? I found this article on

: Why do I see 3 different values for 75% white? Why do I see 3 values for 75% of white? Same for 50% and many other values. Yes there is a difference between each other, #C0C0C0 is (192,

: What are the shades of green? I am working on a software project where I need to display only the shades of the primary colors. Using RGB, how would the shades of any color be defined? For

: Transformation between the hue color wheel and Itten's color wheel Unfortunately, the hue color wheel does not correspond to human visual perception: Equal differences of the hue angle are perceived

: How is CIE-Lab colorspace suitable for Correct Color Management? Situation: find color transforms of sufficient CIE-Lab colorspace with closest/widest gamut monitor/... and for Correct Color Management

: Why changing this image don't give max saturation in photoshop? From what I noticed was while in color picker I can change the saturation level to high values, in HSL adjustments tool we can't

: How configure color in InDesign for a specific printer? In my work recently was bought a Brother MFC-L8850CDW printer, CMYK tonels. But no matter what we do, when a document or a PDF made

: Why doesn't my bright blue in in RGB match when I convert to CMYK? I can't apply selected color in CMYK mode but can apply RGB mode.

: Who first discovered CMYK? It has been used for colour printing for many, many years, but who (and when) first discovered that a bright pink colour (magenta), a light blue (cyan), yellow and

: Colors look different on other screens Colors look great after editing in photoshop/lightroom at my screen! But when I look on all other screens the pictures look to warm (allmost yellow!) and

: What is the difference between 32 Bit Float and 32 Bit fixed pixel types? I am using a real time graphics program that offers the following "pixel formats". I understand many of them but

: What's the relationship between color spaces and color profiles when working in Photoshop? What's the relationship between a color space document and the color profile of a image or layer included

: EPS file looks great in AI but washed out in Mac Preview or ghostscript I have an EPS file that, when opened in Illustrator, looks great. AI can export to a PNG that also looks great. When

: Need help understanding the difference between RGB and CMYK I am a web developer that fancies myself on being graphically savvy, but I am far from a graphical designer — everything I need

: Is there a clean way to use primary colors as a partial background in a book cover? A lot of UI guides advise against using primary colors as a background for text. I'm in the process of

: Why won't my RGB file print as RGB in InDesign? In InDesign, I have a file that's RGB (and I set the 'intent' as web, so the program is reading it as an RGB document-I could see it), but

: How should I match Pantone / CMYK / RGB colors for my designs? I am going to buy Pantone (C/U) and CMYK (C/U) patterns. How should I choose the colors for my designs? First CMYK, then Pantone

: HSL/HSB/HSV hue linearity? The easiest way to pick (non-professional) color schema is to use free on-line instruments, like https://color.adobe.com/ or many others. If I choose 0 degree, calculator

: Help me understand how the "RGB Colorspace Atlas" by artist Tauba Auerbach was made http://www.thisiscolossal.com/2012/09/tauba-auerbachs-rgb-colorspace-atlas-depicts-every-color-imaginable/ The "RGB Colorspace

: How can we see the difference between RGB and sRGB spaces? RGB and sRGB I found were said to be two color spaces the former adding some kind of a standard. There are a lot of details about

: How do you tint/lighten a color in Sketch? I can't figure out how to simply add white to a color in Sketch. In Illustrator this is as simple as making it a spot color and dragging the slider

: Brand Guideline Colors Don't Match Pantone I'm in the process of starting a new company, and am trying to create the brand guideline document, so I'm having to learn all about RGB, CMYK, and

: HSL instead of HSB in Photoshop CC 2015 I'm a front end developer and I'm having issues with Photoshop. I have the HSB value in the Color Picker but I can't use it, because I need ligthness

: Swatch books by Pantone: CMYK Color guide or Color Bridge guide? I would like to buy a swatch book by Pantone - I mostly work with CMYK colors and was thinking of getting the standard CMYK

: Regular colors vs Muted colors What are muted colors? How do I create muted colours? How do I convert standard colors to muted colors? Why do muted colours look the way they do? Why are they

: Same view, different hex codes. Which one is true? I'm working on Yandex social media covers and the problem is the yellow. First of all, this is my color profile (same with the project owner)

: CMYK color space? I open an EPS file containing a company logo (using Illustrator), and see that the color they used is described as C,M,Y,K values in percentage. But I don't see any kind

: What's wrong in this "logo"? I'm trying to do a logo for myself, just to put it in my apps. I just drawn (by hand) my Surname-Name, flipped the name vertically, added a background as you

: How many Pantone colors? I have an illustrator file (it's a packaging design going to be printed) which I didn't design it myself. I see so many Pantone colors in the swatches panel; the person

: Why are Pantone Color Bridge (UP) so different to Pantone Solid (U)? I've recently bought Pantone Uncoated Color Bridge fan guide (I've owned Formula Guide for some time now) — it's great.

: How to embed a color profile into a PDF with Inkscape? I'm using Inkscape v. 0.91 under Linux Slackware, compiled from the source with the default options. The printing service I use requires

: Do designers use different color palettes for web and print design? I'm designing a brand for a startup company, (new to freelancing) and I'm trying to make my color choices suitable for printed

: How to create a color of the same brightness and saturation? Let's consider three colors: Red, Green and Blue. For blue I created a specific shade, something like #F2F5F7. If you see this color,

: What is six-color (6C) process printing? What is 6 color printing, is it multicolor process printing? What setting do I have to keep in Photoshop, Do I have to create an extra channel in the

: Can I display CMYK in RGB format easily? When designing for print I obviously use CMYK, however I'm always a bit unsure of how colours will turn out because monitors work on RGB so the colour

: Finding intermediate colours between two xyY colour points I am working in an application where I need to know the intermediate points between two xy coordinates in CIE 1931 colour space. In

: Why can't I just download a premade color profile from the internet for my monitor? Shouldn't the manufacturer of my monitor already know how it differs from the standard?

: How do I find out what color mode an image is in Illustrator? I am using one image. I just want to know in which format it is: CMYK or RGB? How do I find this out in Illustrator?

: Is there a colorspace atlas available in stock somewhere? There are lots of pictures of an RGB colorspace atlas designed by Tauba Auerbach: http://www.designboom.com/art/tauba-auerbach-rgb-colorspace-atlas/.

: How can I correctly convert a CMYK Photoshop PDF to sRGB? I'm working with an artist to create a comic, which will be printed eventually, but which is currently being serialized online. The

: How large are the HSL/HSV colour spaces with respect to Lab? I could find numerous resources that specify how colour spaces such as RGB, sRGB and CMYK cover a part of the CIE XYZ Lab colour

: A quick and reliable test for linear a nonlinear color response with a given application / hardware? There is an insane amount of confusion between linear and non linear response to color mappings,

: Why are two different CMYK colors printed equally? With Inkscape, I drew two rectangles, one with CYMK 20/100/0/0 and the other with 2/56/0/43. Since those two colors are different in the CMYK

: How do i get Quality Printout Settings How can I get a sharp and quality print with the right color settings? I use a windows version of Photoshop CS6. I get my colors looking nice on

: Should I use Hex or RGBA when designing a website? I know this has appeared on StackOverflow already: Are there any good reasons for using hex over decimal for RGB colour values in CSS? Use

: How to convert RGB to CMYK color code? I want to convert RGB to CMYK color code, but unfortunately, I have some problem with colors. I want to use this color #31C68B in Photoshop, and after

: Why does the color model still matter? In applications like inDesign and Photoshop, you get to chose which color model you want to use, RGB or CMYK for instance. But why does this matter?

: How to convert RGB colors into CMYK (real paint colors)? How can I convert an RGB color into a real life color? If I mix equal amounts of red, green and blue paint together in real life,

: Choosing appropriate text color with given background I have an image with green background, lets say #5F7642. I need to add small text in red color over that background. The problem is, usual

: Global color settings for illustrator / keeps switching to gray Is there a setting in illustrator that will make all of my colors, in all new projects, RGB? I'm not really sure why it often

: Interpreting color function and adjusting pixels values Here is the definition which I read from the net source 1st is Midtone: Situated between the darkest tone (Black), and the brightest

: Is there a printing press that can print a book directly from the RGB space? I have a book ready for printing. But, of course, it was done in RGB. In fact, I stretched the RGB gamut beyond

: Open source software to reduce colours to custom optimised palette (quantize) (for paint-by-numbers) I want to manipulate a photo so that the number of colours is reduced significantly (to say

: Why am I only getting grayscales / monotones when applying colors in Adobe Illustrator? When I try to change the color after tracing a JPEG image in Illustrator and expanding it, it becomes

: How to get CMYK colors on screen to match newsprint I work at with ads in PDF format at a newspaper. Before exporting, I always convert all the colors to CMYK, however when we get the

: The black and white photos in the Proof Copy of my book are washed out and without blacks The black and white photos in the Proof Copy of my book (non-coated paper) are washed out and have

: Photoshop - Difference between two images I will try to explain my problem in few words. I have an image representing a person. Thanks to my code I manage to compute the background subtraction

: Antonym / opposite of Pastel Color Space (Color Scheme?) In color spaces we have the regular solid colors like solid red (#FF0000), solid green, solid blue, etc. ... Then when we add about

: RGB to CMYK conversion -- more than one way? Occasionally a science journal asks authors to submit figures as CMYK (JPG or TIFF) for publication. When I have done this in the past, the colors

: How can I set CMYK values in Scribus? When I create a new CMYK color for my document, the color’s values change when I edit it back, as you can see in this animation (sorry for the bad

: What ICC profiles does Adobe Illustrator use to convert between RGB and CMYK in its color picker? I'm trying to understand Adobe Illustrator's color conversion method between RGB/HSB and CMYK.
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