by steps
000000 000000
000000
7f7fff 7f7fff
7f7fff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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7885f2
007fff 007fff
007fff
00ff00 00ff00
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00ff7f
728be6 728be6
728be6
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
6c92da 6c92da
6c92da
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7f7f00 7f7f00
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7f7f7f
6698ce 6698ce
6698ce
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7fff7f 7fff7f
7fff7f
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7fffff
609ec1 609ec1
609ec1
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5aa5b5 5aa5b5
5aa5b5
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
54aba9 54aba9
54aba9
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
4eb29d 4eb29d
4eb29d