HTML Color Chart. The alphanumeric character on the top should come before the characters on left side. An example would be "FF00" + "00" = "FF0000"
0000..
3300..
6600..
9900..
CC00..
FF00..
....00
....33
....66
....99
....CC
....FF
0033..
3333..
6633..
9933..
CC33..
FF33..
0066..
3366..
6666..
9966..
CC66..
FF66..
0099..
3399..
6699..
9999..
CC99..
FF99..
00CC..
33CC..
66CC..
99CC..
CCCC..
FFCC..
00FF..
33FF..
66FF..
99FF..
CCFF..
FFFF..