by steps
000000 000000
000000
007f00 007f00
007f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f7f 007f7f
007f7f
077f0e 077f0e
077f0e
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
0e7f1d 0e7f1d
0e7f1d
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
167f2c 167f2c
167f2c
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
1d7f3b 1d7f3b
1d7f3b
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
247f4a 247f4a
247f4a
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
2c7f59 2c7f59
2c7f59
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
337f68 337f68
337f68
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
3b7f77 3b7f77
3b7f77