[cairo] Spot colors (and CMYK)

[Chris Murphy]

On Feb 23, 2010, at 1:27 PM, Bill Spitzak wrote:

> Chris Murphy wrote:
> 
>> There aren't many such spot colors. There are many more common spot colors that can be defined as LAB just fine and displayed well.
> 
> In that case there is no need to send the spot color to Cairo at all. Just send the equivalent color.

That might be true, but I'd suggest it's contingent on the final file format, or output device. If the file format is PDF, then you need the full set of metadata including the named color. If it's PNG, then it's not needed, just the equivalent.


Chris Murphy
Color Remedies (TM)
New York, NY
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Co-author "Real World Color Management, 2nd Ed"