by steps
000000 000000
000000
00007f 00007f
00007f
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0000ff
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007f00
007f7f 007f7f
007f7f
0a017e 0a017e
0a017e
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
14027d 14027d
14027d
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
1e037c 1e037c
1e037c
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7f7f00
7f7f7f 7f7f7f
7f7f7f
28047b 28047b
28047b
7f7fff 7f7fff
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7fffff
32057a 32057a
32057a
ff0000 ff0000
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3c0679 3c0679
3c0679
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
460778 460778
460778
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
500978 500978
500978