by steps
000000 000000
000000
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911244
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0000ff
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941541
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007fff
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00ff7f
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98193f
00ffff 00ffff
00ffff
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7f007f
9c1d3d 9c1d3d
9c1d3d
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a0213b a0213b
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a32438
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a72836 a72836
a72836
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ff7f7f
ff7fff ff7fff
ff7fff
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ab2c34
ffff00 ffff00
ffff00
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ffffff ffffff
ffffff
af3032 af3032
af3032