by steps
000000 000000
000000
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df8d23
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0000ff
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007f7f 007f7f
007f7f
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d38b1e
007fff 007fff
007fff
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00ff7f
c7891a c7891a
c7891a
00ffff 00ffff
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bb8715
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7f7f7f
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af8611
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7fffff
a3840d a3840d
a3840d
ff0000 ff0000
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978208 978208
978208
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
8b8004 8b8004
8b8004
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff