by steps
000000 000000
000000
b7448e b7448e
b7448e
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
a05b8c a05b8c
a05b8c
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
89728a 89728a
89728a
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
728a88 728a88
728a88
7f00ff 7f00ff
7f00ff
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7f7f00
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7f7f7f
5ba186 5ba186
5ba186
7f7fff 7f7fff
7f7fff
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7fff00
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7fff7f
7fffff 7fffff
7fffff
44b884 44b884
44b884
ff0000 ff0000
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ff00ff
2dd082 2dd082
2dd082
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
16e780 16e780
16e780
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff