160x100 CGA low resolution could do 16 color (bit of a hack, but semi-official). And then there were tricks to get more colors in higher resolutions as well, e

160x100 CGA low resolution could do 16 color (bit of a hack, but semi-official). And then there were tricks to get more colors in higher resolutions as well, especially if you used the TV output instead of a CGA monitor. https://int10h.org/blog/2015/04/cga-in-1024-colors-new-mode-illustrated/ https://int10h.org/blog/2015/04/cga-in-1024-colors-new-mode-...