251,187,3
#
in steps
000000 000000
000000
ffff00 ffff00
ffff00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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feee00
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
fddd01 fddd01
fddd01
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
fccc02 fccc02
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7f00ff 7f00ff
7f00ff
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fbbb03
7f7fff 7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
faaa03 faaa03
faaa03
ff0000 ff0000
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ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
f88805 f88805
f88805
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
f87806 f87806
f87806