by steps
000000 000000
000000
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b59837
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00007f
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0000ff
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007f7f
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b19644
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007fff
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00ff7f
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ad9451
00ffff 00ffff
00ffff
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7f007f
a9925f a9925f
a9925f
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a6916c
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7fffff
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a28f79
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9e8d87
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ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
9a8b94 9a8b94
9a8b94
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
978aa2 978aa2
978aa2