by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
728c1d 728c1d
728c1d
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
65993b 65993b
65993b
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
59a758 59a758
59a758
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
4cb476 4cb476
4cb476
7f7fff 7f7fff
7f7fff
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7fff7f
7fffff 7fffff
7fffff
3fc193 3fc193
3fc193
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ff00ff ff00ff
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33cfb1 33cfb1
33cfb1
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
26dcce 26dcce
26dcce
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1aeaec 1aeaec
1aeaec