by steps
000000 000000
000000
00ff7f 00ff7f
00ff7f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
1efb7e 1efb7e
1efb7e
007fff 007fff
007fff
00ff00 00ff00
00ff00
3df77d 3df77d
3df77d
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
5bf37c 5bf37c
5bf37c
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
7aef7b 7aef7b
7aef7b
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
99eb7a 99eb7a
99eb7a
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
b7e779 b7e779
b7e779
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
d6e378 d6e378
d6e378
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
f5df77 f5df77
f5df77