by steps
000000 000000
000000
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7fff00
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00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
82ef04 82ef04
82ef04
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
85e008 85e008
85e008
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
88d00c 88d00c
88d00c
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
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7f7f7f 7f7f7f
7f7f7f
8bc110 8bc110
8bc110
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
8eb114 8eb114
8eb114
ff0000 ff0000
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91a218 91a218
91a218
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
94921c 94921c
94921c
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
978321 978321
978321