by steps
000000 000000
000000
e78fe4 e78fe4
e78fe4
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
db8de6 db8de6
db8de6
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
d08be9 d08be9
d08be9
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
c489ec c489ec
c489ec
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
b988ef b988ef
b988ef
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
ae86f2 ae86f2
ae86f2
ff0000 ff0000
ff0000
ff007f ff007f
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ff00ff ff00ff
ff00ff
a284f5 a284f5
a284f5
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
9782f8 9782f8
9782f8
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
8c81fb 8c81fb
8c81fb