by steps
000000 000000
000000
7f00ff 7f00ff
7f00ff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
7410f7 7410f7
7410f7
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
6a21f0 6a21f0
6a21f0
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
6032e8 6032e8
6032e8
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
5643e1 5643e1
5643e1
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
4b53d9 4b53d9
4b53d9
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
4164d2 4164d2
4164d2
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
3775ca 3775ca
3775ca
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
2d86c3 2d86c3
2d86c3