2011/11/21 William Adams <will.ad...@frycomm.com>: > On Nov 19, 2011, at 8:51 PM, Daniel Greenhoe wrote: > >> 2011/11/20 Zdenek Wagner <zdenek.wag...@gmail.com>: >>> Printed colour samples are commercially available. >>> They are printed on different types of papers and CMYK values are given. >> >> Is there any such thing available in book form? That is, could you >> make a recommendation? Here in Taiwan, there is something commonly >> sold called Pantone彩色聖經 (Pantone Cai3Se4 Sheng4Jing1 = Pantone Color >> Bible). I did finally locate one in a bookstore yesterday, but it was >> sealed up and I wasn't allowed to open it without buying it. > > Yes, there are / have been such books in the past / may still be available > for purchase now. > > Some really good books on this: > > http://www.abebooks.com/Four-ColorsOne-Image-Nyman-Mattias-Peachpit/5731781020/bd > > http://www.amazon.com/Process-Manual-Combinations-Prepress-Printing/dp/0811827577 > > http://www.amazon.com/Duotones-Tritones-Quadtones-Enhancing-Four-Color/dp/0811814262 > > The Pantone Color Bible may be just spot colours, in which case it won't be > as useful. > > Far more useful is to simply understand the underlying principles of > subtractive color and how printing plates are manufactured and to work with > your printer to achieve the desired effects in a way which is suited to their > equipment. > > http://www.worqx.com/color/color_systems.htm > This is a good link and it shows also the gamut. Maybe it's written there but for completness I would add that the Pantone colours are mostly outside the CMYK gamut.
Demonstration of additive and subtractive mixing can be shown easily in gimp, I am attaching sample files that I created years ago for my lecture. You can go from one to another just by changing the layer mode and the colour of the background layer. > William > > -- > William Adams > senior graphic designer > Fry Communications > Sphinx of black quartz, judge my vow. > > > > > -------------------------------------------------- > Subscriptions, Archive, and List information, etc.: > http://tug.org/mailman/listinfo/xetex > -- Zdeněk Wagner http://hroch486.icpf.cas.cz/wagner/ http://icebearsoft.euweb.cz
subtractive.xcf.bz2
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additive.xcf.bz2
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