by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
72850d 72850d
72850d
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
658c1b 658c1b
658c1b
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
599228 599228
599228
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
4c9936 4c9936
4c9936
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
3f9f43 3f9f43
3f9f43
ff0000 ff0000
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ff007f
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33a651 33a651
33a651
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
26ac5e 26ac5e
26ac5e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1ab36c 1ab36c
1ab36c