In the Layer Properties Manager, click
the color you want to change.
In the Select Color dialog box, do one
of the following:
On the Index tab, click a color or enter
the ACI color number (1-255) or name in the Color box. Click OK.
On the True Color tab, select the HSL
color model in the Color Model option and specify a color by entering
a color value in the Color box or by specifying values in the Hue,
Saturation, and Luminance boxes. Click OK.
On the Color Books tab, select a color
book from the Color Book box; select a color by navigating the color
book (using the up and down arrows) and clicking on a color chip.
Click OK.