by steps
000000 000000
000000
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8ba19e
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00007f
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0000ff
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007f00
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007f7f
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8d9e9f
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007fff
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00ff00
00ff7f 00ff7f
00ff7f
8f9ba1 8f9ba1
8f9ba1
00ffff 00ffff
00ffff
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9198a3
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9395a5
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9592a6
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978fa8 978fa8
978fa8
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
998caa 998caa
998caa
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
9c8aac 9c8aac
9c8aac