72,24,144
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
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007f00
007f7f 007f7f
007f7f
1206e3 1206e3
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00ff7f
240cc7 240cc7
240cc7
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3612ac 3612ac
3612ac
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7e2a3d 7e2a3d
7e2a3d
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
913022 913022
913022