Ricoh C23535 Operating Instructions Manual page 846

Copying
Adjusting colors based on selected color
Creates colors by adjusting the density of each color based on the density of a
chosen basic color.
A
Press [Edit / Color].
2
B
Press [Color], and then press [User Color].
C
Make sure that [Program] is selected, and then select the number ([01]-[15])
for the color you want to register.
D
Select the color to be used as a base for registration from the basic and user
colors.
The density of each color for the selected color is displayed.
To select User Color, press [User Color], and then select the color.
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