Am Samstag, 6. Mai 2006 11:49 schrieb Craig Ringer: > Gustavo Homem wrote: > > Spot colors may be desired for [several] reasons: > > > > - economy: if the document to print contains less than the number of > > primary (4 in the case of CMYK) it may be less expensive to use spot > > colors than to render them as a mixture of the primaries. > > extra: This is often used in newsprint, where advertisers may be able to > use only black and red, for example. > > > - quality: it isn't allways possible equal a certain color with a mixture > > of inks > > That arguably needs to be broken up into two: > > Consistency: A spot colour lets the printer guarantee a much more > accurate match to a specific real-world colour. For this reason spot > colours are often used for things like corporate logos, where > consistency and accurate matching is important. > > Special inks: Using spot colours permits the printing of designs that > use special colours or inks that can't be represented in CMYK. The most > common examples are out-of-gamut colours (like some very saturated blues > and oranges) and metallic inks (gold, silver, copper print, etc), but > other inks, such as flourescent inks, also exist. > > > > > I really like your further explanation of spot colours and PANTONE, > especially re on-screen rep etc. I'd love to see that in the Scribus > documentation. > > -- > Craig Ringer
Thanks for your addenda, Craig. I have added them to: http://wiki.scribus.net/index.php/How_to_use_spot_colours_with_Scribus Cheers, Christoph
