by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
8b7f0d 8b7f0d
8b7f0d
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
97801a 97801a
97801a
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
a38027 a38027
a38027
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
af8134 af8134
af8134
7f7fff 7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
bb8241 bb8241
bb8241
ff0000 ff0000
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ff007f ff007f
ff007f
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c7824e c7824e
c7824e
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ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
d3835b d3835b
d3835b
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
df8469 df8469
df8469