121,129,127
#
in steps
000000 000000
000000
7a637f 7a637f
7a637f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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796a7f 796a7f
796a7f
007fff 007fff
007fff
00ff00 00ff00
00ff00
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00ff7f
79727f 79727f
79727f
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
79797f 79797f
79797f
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ff7f7f ff7f7f
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ff7fff ff7fff
ff7fff
78977f 78977f
78977f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
789f80 789f80
789f80