by steps
000000 000000
000000
7f00ff 7f00ff
7f00ff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
870bfb 870bfb
870bfb
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
9016f7 9016f7
9016f7
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
9921f3 9921f3
9921f3
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
a22cf0 a22cf0
a22cf0
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
aa37ec aa37ec
aa37ec
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
b342e8 b342e8
b342e8
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
bc4de4 bc4de4
bc4de4
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
c558e1 c558e1
c558e1