xcmap (1) Linux Manual Page
NAME xcmap – displays the default colormap on X11 displays SYNTAX xcmap [ [-d] display] [ [-g] geometry] DESCRIPTION xcmap is an X11 program that displays the contents of the colormap on 4, 6, and 8-bit PseudoColor (or GreyScale) displays. It displays a grid of squares, (4×4, 8×8, or 16×16 grid, depending on the number…
