by steps
000000 000000
000000
ff00ff ff00ff
ff00ff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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f008fc
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
e210fa e210fa
e210fa
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f
d418f8 d418f8
d418f8
7f00ff 7f00ff
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c620f6 c620f6
c620f6
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
b728f3 b728f3
b728f3
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
a930f1 a930f1
a930f1
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
9b38ef 9b38ef
9b38ef
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
8d40ed 8d40ed
8d40ed