by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
788515 788515
788515
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
728c2a 728c2a
728c2a
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
6c9240 6c9240
6c9240
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
669955 669955
669955
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
60a06a 60a06a
60a06a
ff0000 ff0000
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ff007f
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5aa680 5aa680
5aa680
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
54ad95 54ad95
54ad95
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
4eb4ab 4eb4ab
4eb4ab