by steps
000000 000000
000000
4daffa 4daffa
4daffa
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007fff
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00ff7f
59a3db 59a3db
59a3db
00ffff 00ffff
00ffff
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5f9dcb 5f9dcb
5f9dcb
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6c91ad 6c91ad
6c91ad
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728b9d 728b9d
728b9d
ff7f00 ff7f00
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ff7f7f
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ff7fff
78858e 78858e
78858e
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff