by steps
000000 000000
000000
6c8bac 6c8bac
6c8bac
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f00
007f7f 007f7f
007f7f
6f8aa8 6f8aa8
6f8aa8
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
728aa4 728aa4
728aa4
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
768aa0 768aa0
768aa0
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7f7f7f
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798a9c
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7f7fff
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7fffff
7c8998 7c8998
7c8998
ff0000 ff0000
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808994 808994
808994
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
838990 838990
838990
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
87898d 87898d
87898d