by steps
000000 000000
000000
7fffff 7fffff
7fffff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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8ce7eb
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
99d0d8 99d0d8
99d0d8
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
a6b8c5 a6b8c5
a6b8c5
7f00ff 7f00ff
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7f7f7f
b3a1b2 b3a1b2
b3a1b2
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
c08a9e c08a9e
c08a9e
ff0000 ff0000
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ff007f
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ff00ff
cd728b cd728b
cd728b
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
da5b78 da5b78
da5b78
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
e74465 e74465
e74465