by steps
000000 000000
000000
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b7414a
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0000ff
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a05850
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007fff
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00ff7f
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897057
00ffff 00ffff
00ffff
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7f007f
72885d 72885d
72885d
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7fffff
44b76b 44b76b
44b76b
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2dcf71 2dcf71
2dcf71
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ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
16e778 16e778
16e778
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff