by steps
000000 000000
000000
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af30a9
00007f 00007f
00007f
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0000ff
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007f7f
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ab2ca5
007fff 007fff
007fff
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00ff7f
a728a1 a728a1
a728a1
00ffff 00ffff
00ffff
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7f007f
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a3259d
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a02199
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9c1d95
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981a91
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ff7f7f
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ff7fff
94168d 94168d
94168d
ffff00 ffff00
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ffff7f
ffffff ffffff
ffffff
911389 911389
911389