by steps
000000 000000
000000
7fff7f 7fff7f
7fff7f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
7ceb71 7ceb71
7ceb71
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
7ad863 7ad863
7ad863
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
78c456 78c456
78c456
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7f7f7f
76b148 76b148
76b148
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7fffff 7fffff
7fffff
749e3a 749e3a
749e3a
ff0000 ff0000
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ff007f
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728a2d 728a2d
728a2d
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
70771f 70771f
70771f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
6e6412 6e6412
6e6412