by steps
000000 000000
000000
00ff7f 00ff7f
00ff7f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
04fd82 04fd82
04fd82
007fff 007fff
007fff
00ff00 00ff00
00ff00
08fc86 08fc86
08fc86
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
0cfb8a 0cfb8a
0cfb8a
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
10fa8e 10fa8e
10fa8e
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
14f891 14f891
14f891
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
18f795 18f795
18f795
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1cf699 1cf699
1cf699
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
21f59d 21f59d
21f59d