by steps
000000 000000
000000
828644 828644
828644
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00007f
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0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
72874c 72874c
72874c
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007fff
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00ff7f
638855 638855
638855
00ffff 00ffff
00ffff
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7f007f
53895d 53895d
53895d
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7f7f7f
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448a66
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348b6f 348b6f
348b6f
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258c77 258c77
258c77
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ff7f7f
ff7fff ff7fff
ff7fff
158d80 158d80
158d80
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
068e89 068e89
068e89