by steps
000000 000000
000000
7f0000 7f0000
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00007f 00007f
00007f
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0000ff
007f00 007f00
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007f7f 007f7f
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7e1317
007fff 007fff
007fff
00ff00 00ff00
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00ff7f 00ff7f
00ff7f
7d262f 7d262f
7d262f
00ffff 00ffff
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7c3946 7c3946
7c3946
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7c4c5e
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7a728d 7a728d
7a728d
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
7985a4 7985a4
7985a4
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
7998bc 7998bc
7998bc