[OpenICC] colour palettes/lists

[Graeme Gill]

Jan-Peter Homann wrote:

> The next step are Lab-based colorlists, which can be converted to RGB or 
> CMYK with the standard-profiles for different design-projects. The 
> resulting files re still pure RGB or CMYK.
> ncl2 style profiles are e.g. fine for it.

Serious spot color libraries won't use device dependent colorspaces,
but will use something device independent, such as CIE, or preferably
spectral. The latter allows interpretation under various lighting
conditions. The useful Pantone libraries define the colors as spectral.

> A creative commons systems for spotcolors could e.g. based on the 
> LCH-System. The names of the spotcolors are the LCH-values.

You mean LCh ?

Graeme Gill.