by steps
000000 000000
000000
5e9e8e 5e9e8e
5e9e8e
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
728a7c 728a7c
728a7c
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
86766a 86766a
86766a
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
9a6258 9a6258
9a6258
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
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7f7f7f 7f7f7f
7f7f7f
ae4f47 ae4f47
ae4f47
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
c23b35 c23b35
c23b35
ff0000 ff0000
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ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
d62723 d62723
d62723
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
ea1311 ea1311
ea1311
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff