Re: [matplotlib-devel] rgb versus cmyk

2007-11-21 Thread Robert Kern
Ludwig Schwardt wrote: > Possible solutions: > > - Use colors that are safe for printing and displaying (less saturated > colors?). Avoid the extreme (255,0,0), (0,255,0), (0,0,255) colors, yes. For reasons which are fairly obvious given the physics, RGB devices do better displaying those than

Re: [matplotlib-devel] rgb versus cmyk

2007-11-21 Thread Ludwig Schwardt
Hi, On Nov 21, 2007 3:39 PM, Gael Varoquaux <[EMAIL PROTECTED]> wrote: > I have had some problems printing posters on a plot where indeed the > colors came out a bit wrong. I was told by the staff that it was because > the conversion RGB->CMYK was handled differently by different printers > and sc

Re: [matplotlib-devel] rgb versus cmyk

2007-11-21 Thread Gael Varoquaux
I have had some problems printing posters on a plot where indeed the colors came out a bit wrong. I was told by the staff that it was because the conversion RGB->CMYK was handled differently by different printers and screens. I don't know if providing and ICC profile would solve the problem, but it

Re: [matplotlib-devel] rgb versus cmyk

2007-11-21 Thread Michael Droettboom
Ludwig Schwardt wrote: >> Publishers sometimes require electronic figures as tif or eps, and using >> the cymk color system. We do everything in rgb. I don't understand >> color systems well. What would be needed to give mpl the ability to >> produce files using the cymk system? > > PDF/X-3 mig

Re: [matplotlib-devel] rgb versus cmyk

2007-11-21 Thread Ludwig Schwardt
Hi, > Publishers sometimes require electronic figures as tif or eps, and using > the cymk color system. We do everything in rgb. I don't understand > color systems well. What would be needed to give mpl the ability to > produce files using the cymk system? I don't understand color systems very

[matplotlib-devel] rgb versus cmyk

2007-11-20 Thread Eric Firing
Publishers sometimes require electronic figures as tif or eps, and using the cymk color system. We do everything in rgb. I don't understand color systems well. What would be needed to give mpl the ability to produce files using the cymk system? Thanks. Eric