by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
728f1b 728f1b
728f1b
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
659f36 659f36
659f36
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
58af51 58af51
58af51
7f00ff 7f00ff
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7f7f7f 7f7f7f
7f7f7f
4bbf6c 4bbf6c
4bbf6c
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
3ecf87 3ecf87
3ecf87
ff0000 ff0000
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31dfa2 31dfa2
31dfa2
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
24efbd 24efbd
24efbd
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
17ffd9 17ffd9
17ffd9