57,72,90
#
in steps
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000000
3b4757 3b4757
3b4757
00007f 00007f
00007f
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0000ff
007f00 007f00
007f00
007f7f 007f7f
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3a4757 3a4757
3a4757
007fff 007fff
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00ff00 00ff00
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00ff7f 00ff7f
00ff7f
3a4758 3a4758
3a4758
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
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394759 394759
394759
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39485a 39485a
39485a
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39485b 39485b
39485b
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38485c 38485c
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38485d 38485d
38485d
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
38495e 38495e
38495e