Questions about the different ways color can be quantified and indexed, like for example GRB, CMYK, Lab or HSB. Also applicable to questions about communicatin between different color spaces.

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1answer
53 views

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 one thing I do not understand is the difference between float and fixed. Why would ...
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0answers
20 views

How to stop auto correct out of gamut colour in Illustrator CC?

Recently, my Illustrator been behaving something odd. I have always been working with CMYK mode, before, I could always use colour like pure blue, neon green in conjunction with other colour without ...
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0answers
15 views

InDesign - Define different linked objects depending on exporting color space

When exporting as a PDF with an sRGB-Colorspace and the Transparency Blend Space set to Document RGB I want to tell InDesign that a specific linked object (e.g. logo, brand element, illustration, ...
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0answers
20 views

How do I calculate the location of a complementary colour on the CIE spectrum?

I am trying to answer the following question: Assume that white is at location (0.3, 0.3) on the flat CIE spectrum. Which is the location of the complementary color for the color located at (0.4, 0.2)...
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0answers
41 views

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 what their difference actually is but how exactly can we spot or see a ...
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0answers
21 views

Is there a Color Profile or Swatch for CMYK + Photo Magenta, Lt. Cyan?

Was wondering if there was a color book or swatch that could be followed to ensure an accurate output with 6-cart inkjet printers when designing with Illustrator/PS?
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0answers
77 views

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 color space, I expected them to print in different colors. ...
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0answers
110 views

Illustrator changes colors over several days?

I'm working on a web project from a few days ago and every time I open the Illustrator to continue working following day, the colors went much darker. And the colors that I didn't touched from the ...
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0answers
320 views

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 and have the resulting shape of the person in HSV ...