Oki MC560n User Manual page 110

The level of saturation determines whether the color
is pale or rich.
(b) Lightness
Increase the lightness by moving the triangle to the
right or to the left to decrease the lightness.
5. Using color balance
The Color Balance control allows you to set optimal image
color quality.
Scanner 13.eps
You can either move the relevant pointer toward a color (in
the above example 63% green has been selected) or, if
known, enter the figure in the box at the top.
The first box refers to the Cyan/Red percentage content,
the second to Magenta/Green and the third to Yellow/Blue.
6. Color drop-out
Click the button and the dialog box below will be displayed.
This allows you to remove one of the R (Red), G (Green),
Operation > 110