by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
728c19 728c19
728c19
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
669a32 669a32
669a32
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
5aa84b 5aa84b
5aa84b
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
4eb664 4eb664
4eb664
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
41c37d 41c37d
41c37d
ff0000 ff0000
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ff007f ff007f
ff007f
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35d196 35d196
35d196
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
29dfaf 29dfaf
29dfaf
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1dedc9 1dedc9
1dedc9