by steps
000000 000000
000000
7787ef 7787ef
7787ef
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
7588eb 7588eb
7588eb
007fff 007fff
007fff
00ff00 00ff00
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00ff7f 00ff7f
00ff7f
738ae8 738ae8
738ae8
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
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7f007f
728ce4 728ce4
728ce4
7f00ff 7f00ff
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708ee1 708ee1
708ee1
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7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
6e8fdd 6e8fdd
6e8fdd
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ff00ff
6d91da 6d91da
6d91da
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
6b93d6 6b93d6
6b93d6
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
6a95d3 6a95d3
6a95d3