by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
728a02 728a02
728a02
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
659604 659604
659604
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
58a206 58a206
58a206
7f00ff 7f00ff
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7f7f7f 7f7f7f
7f7f7f
4bae08 4bae08
4bae08
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
3eba0a 3eba0a
3eba0a
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31c60c 31c60c
31c60c
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
24d20e 24d20e
24d20e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
17de11 17de11
17de11