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bepis

Oh, so this is why converting from RGB to CMYK doesn't give quite the same colors, and when printing something designed in RGB it often looks duller because RGB becomes brighter when combining colors but CMYK becomes darker.

atarng

Why is it that when we learn the primary colors in elementary school it's red blue and yellow, and not cyan, magenta, yellow?

bpopeck

@atarng I also had this question and I found this to be a worthwhile read.

As for why RYB is still taught, my guess is that it is "easier" to generate the main colors (e.g. colors on the rainbow) that way. For example a child can mix red and yellow paint to get orange, but it might be less clear how to mix cyan, magenta, and yellow paint to get orange.

pw123

Just to verify, the subtractive model is used for absorption right? (i.e printers)