Xerox Phaser EX7750 Reference Guide

The methods and options available for defining colors depend on the type of 
PostScript application that you are using.

Photoshop

In Photoshop you can choose colors with various color models, 
including HSB, CIE Lab, RGB, and CMYK. 

Page layout 
application

Page layout applications generally use the CMYK color model. 
Some allow you to define colors with other color models and 
may be able to send that data to the Color Server in those other 
color models. Generally, however, CRDs

(which affect only 

RGB data) do not affect colors defined in page layout 
applications. 

For predictable results with CMYK colors, use the CMYK 
Color Reference when defining colors in page layout 
applications (see 

Illustration 
application

All illustration applications use the CMYK color model. 
Although you may be allowed to define colors using other color 
models, these applications generally send only CMYK data to 
the Color Server. 

For predictable results with CMYK colors, use the CMYK 
Color Reference pages when defining colors (see 

Different versions of Illustrator support color models slightly 
differently (see