by steps
000000 000000
000000
b74b3f b74b3f
b74b3f
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f00
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007f7f
a06147 a06147
a06147
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
89784f 89784f
89784f
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
728e57 728e57
728e57
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7f00ff
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7f7f7f
5ba55f 5ba55f
5ba55f
7f7fff 7f7fff
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7fffff 7fffff
7fffff
44bb67 44bb67
44bb67
ff0000 ff0000
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2dd26f 2dd26f
2dd26f
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
16e877 16e877
16e877
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff