by steps
000000 000000
000000
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db82ea
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cd83e2
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007fff
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c084da
00ffff 00ffff
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b386d2
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9988c2
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8c8aba 8c8aba
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
7f8bb2 7f8bb2
7f8bb2
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
728dab 728dab
728dab