/etc/portage/color.map

 is Article description::a file containing variables that define color classes used by Portage. Portage will check this file first for color class settings. If no color class has been set in, Portage uses default values defined internally.

Format

 * Variable = [space delimited list of attributes or ANSI code pattern]
 * Attribute = [space delimited list of colors (see below) or ANSI code pattern]

External resources
COLOR.MAP man page.