by steps
000000 000000
000000
93817b 93817b
93817b
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
97817a 97817a
97817a
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
9b8279 9b8279
9b8279
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
9f8279 9f8279
9f8279
7f00ff 7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
a48378 a48378
a48378
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
a88477 a88477
a88477
ff0000 ff0000
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ff00ff
ac8477 ac8477
ac8477
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
b08576 b08576
b08576
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
b58676 b58676
b58676