Each widget has a background color and a foreground color. The background color is used to fill the background of the widget window. The foreground color is used to color the label of a widget, if applicable.
gray
".
For each background color, EZwgl allocate 3 extra colors, a highlight color, a dark
color and a bright color. Configured background will be honored only if EZwgl can
allocate all 4 colors.
black
".
Unlike background color, foreground color does not affect the foreground colors of
children widgets.