by steps
000000 000000
000000
918931 918931
918931
00007f 00007f
00007f
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0000ff
007f00 007f00
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007f7f 007f7f
007f7f
928933 928933
928933
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007fff
00ff00 00ff00
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00ff7f
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938a36
00ffff 00ffff
00ffff
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7f007f
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948a38
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958b3b 958b3b
958b3b
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968b3d 968b3d
968b3d
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978c40 978c40
978c40
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
988c42 988c42
988c42
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
998d45 998d45
998d45