by steps
000000 000000
000000
1a728e 1a728e
1a728e
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00007f
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0000ff
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007f00
007f7f 007f7f
007f7f
30669b 30669b
30669b
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007fff
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00ff7f
475ba8 475ba8
475ba8
00ffff 00ffff
00ffff
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7f007f
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5e4fb5
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7544c2 7544c2
7544c2
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7fffff
8c39cf 8c39cf
8c39cf
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a32ddc
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ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
ba22e9 ba22e9
ba22e9
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
d117f7 d117f7
d117f7