by steps
000000 000000
000000
ff7f00 ff7f00
ff7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
f17402 f17402
f17402
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
e46a04 e46a04
e46a04
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
d76006 d76006
d76006
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
ca5609 ca5609
ca5609
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
bd4c0b bd4c0b
bd4c0b
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
b0420d b0420d
b0420d
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
a3380f a3380f
a3380f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
962e12 962e12
962e12