Display colors are set in General Options.
Basic Colors: Basic colors are a palette of the preset colors available for your display. Click the color you want to use or use the TAB key to move to the color you want and press the SPACE bar to select it.
Custom Colors: Custom colors may be set by using the Define Custom Colors Button. They are selected the same way Basic Colors are.
Define Custom Colors Button: Allow you to create your own colors.
OK button: The changes will be made.
Cancel button: The color will not be changed.