by steps
000000 000000
000000
007fff 007fff
007fff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
0989f9 0989f9
0989f9
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
1394f4 1394f4
1394f4
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
1d9eee 1d9eee
1d9eee
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
27a9e9 27a9e9
27a9e9
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
31b3e3 31b3e3
31b3e3
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
3bbede 3bbede
3bbede
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
45c8d8 45c8d8
45c8d8
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
4fd3d3 4fd3d3
4fd3d3