by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
72871d 72871d
72871d
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
66903b 66903b
66903b
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
599959 599959
599959
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
4da277 4da277
4da277
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
41aa94 41aa94
41aa94
ff0000 ff0000
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ff007f
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ff00ff
34b3b2 34b3b2
34b3b2
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
28bcd0 28bcd0
28bcd0
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1cc5ee 1cc5ee
1cc5ee