by steps
000000 000000
000000
17e973 17e973
17e973
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
24db64 24db64
24db64
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
31ce56 31ce56
31ce56
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
3ec147 3ec147
3ec147
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4bb439
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7fff7f 7fff7f
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7fffff
58a62b 58a62b
58a62b
ff0000 ff0000
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65991c 65991c
65991c
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
728c0e 728c0e
728c0e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff