by steps
000000 000000
000000
ff7fff ff7fff
ff7fff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
e673e4 e673e4
e673e4
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
cd68ca cd68ca
cd68ca
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
b55daf b55daf
b55daf
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
9c5295 9c5295
9c5295
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
83467a 83467a
83467a
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
6b3b60 6b3b60
6b3b60
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
523045 523045
523045
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
3a252b 3a252b
3a252b