256 color [8-bit]	16 color [4-bit]
00 00 33 66 99 CC FF 00 33 66 99 CC FF

33 00 33 66 99 CC FF 00 33 66 99 CC FF

66 00 33 66 99 CC FF 00 33 66 99 CC FF

99 00 33 66 99 CC FF 99 33 66 99 CC FF

CC 00 33 66 99 CC FF 00 33 66 99 CC FF

FF 00 33 66 99 CC FF 00 33 66 99 CC FF

Jerzy Sychut