by steps
000000 000000
000000
ff7fff ff7fff
ff7fff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
fc83f4 fc83f4
fc83f4
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
fa88e9 fa88e9
fa88e9
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
f78dde f78dde
f78dde
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
f592d3 f592d3
f592d3
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
f396c8 f396c8
f396c8
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
f09bbd f09bbd
f09bbd
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
eea0b2 eea0b2
eea0b2
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
eca5a7 eca5a7
eca5a7