by steps
000000 000000
000000
00ffff 00ffff
00ffff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
05e3eb 05e3eb
05e3eb
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
0ac7d8 0ac7d8
0ac7d8
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
0fabc5 0fabc5
0fabc5
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
148fb2 148fb2
148fb2
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
19739e 19739e
19739e
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
1e578b 1e578b
1e578b
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
233b78 233b78
233b78
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
291f65 291f65
291f65