by steps
000000 000000
000000
5e9efd 5e9efd
5e9efd
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
728aed 728aed
728aed
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
8676dd 8676dd
8676dd
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
9a62cd 9a62cd
9a62cd
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
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7f7f7f
ae4fbe ae4fbe
ae4fbe
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
c23bae c23bae
c23bae
ff0000 ff0000
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d6279e d6279e
d6279e
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
ea138e ea138e
ea138e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff