by steps
000000 000000
000000
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7688ce
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00007f
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0000ff
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728bbb
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007fff
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00ff7f
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6f8ea9
00ffff 00ffff
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6b9296
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689584
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619c5f 619c5f
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ff7f7f
ff7fff ff7fff
ff7fff
5e9f4d 5e9f4d
5e9f4d
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
5ba33b 5ba33b
5ba33b