[NTG-context] Issues with RGB to CMYK conversion with color profiles

Jan U. Hasecke juh+ntg-context at mailbox.org
Wed Nov 21 15:01:42 CET 2018


Am 19.11.18 um 11:14 schrieb luigi scarso:

> Perhaps this is still useful 
>  https://www.tug.org/TUGboat/tb31-3/tb99scarso.pdf

Thanks a lot for the hint.

I don't understand the equations but at least I found transicc to
calculate color conversions.

What precision is useful in the wild?

I now use three digits after the decimal point, eg.:

\definecolor [hs-logoblau] [c=0.976, m=0.665, y=0.028, k=0.116]

juh


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