by steps
000000 000000
000000
728b1e 728b1e
728b1e
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
6d902a 6d902a
6d902a
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
689537 689537
689537
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
639b44 639b44
639b44
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7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
5ea051 5ea051
5ea051
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7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
59a55e 59a55e
59a55e
ff0000 ff0000
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ff00ff
54ab6b 54ab6b
54ab6b
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
4fb078 4fb078
4fb078
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
4bb685 4bb685
4bb685