by steps
000000 000000
000000
7f007f 7f007f
7f007f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
7d1477 7d1477
7d1477
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
7b2870 7b2870
7b2870
00ffff 00ffff
00ffff
7f0000 7f0000
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793c69 793c69
793c69
7f00ff 7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
785162 785162
785162
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7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
76655a 76655a
76655a
ff0000 ff0000
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ff007f ff007f
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ff00ff ff00ff
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747953 747953
747953
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
728d4c 728d4c
728d4c
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
71a245 71a245
71a245