by steps
000000 000000
000000
9a9491 9a9491
9a9491
00007f 00007f
00007f
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0000ff
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007f00
007f7f 007f7f
007f7f
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998e8b
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007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
988886 988886
988886
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
978380 978380
978380
7f00ff 7f00ff
7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
967d7b 967d7b
967d7b
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7f7fff
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7fffff
957775 957775
957775
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947270 947270
947270
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
936c6a 936c6a
936c6a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
926765 926765
926765