by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
768905 768905
768905
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
6e930b 6e930b
6e930b
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
669e11 669e11
669e11
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
5ea817 5ea817
5ea817
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
56b21c 56b21c
56b21c
ff0000 ff0000
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ff007f
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4ebd22 4ebd22
4ebd22
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ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
46c728 46c728
46c728
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
3ed22e 3ed22e
3ed22e