137,127,128
#
in steps
000000 000000
000000
ff00ff ff00ff
ff00ff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
e11fdf e11fdf
e11fdf
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
c43fbf c43fbf
c43fbf
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
a65f9f a65f9f
a65f9f
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
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7f7f7f 7f7f7f
7f7f7f
897f80 897f80
897f80
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
6b9f60 6b9f60
6b9f60
ff0000 ff0000
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ff007f
4ebf40 4ebf40
4ebf40
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
30df20 30df20
30df20
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
13ff01 13ff01
13ff01