by steps
000000 000000
000000
7fff7f 7fff7f
7fff7f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
74fa74 74fa74
74fa74
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
69f56a 69f56a
69f56a
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
5ef060 5ef060
5ef060
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
54eb56 54eb56
54eb56
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fffff 7fffff
7fffff
49e64c 49e64c
49e64c
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
3ee142 3ee142
3ee142
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
33dc38 33dc38
33dc38
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
29d82e 29d82e
29d82e