gui_mg_color - The color used for displaying greyed-out dialog objects. Allegro game programming library.
#include <allegro.h> extern int gui_mg_color;
The color used for displaying greyed-out dialog objects (with the D_DISABLED flag set). Defaults to 8.
gui_fg_color(3alleg), set_dialog_color(3alleg), exgui(3alleg)