138,0,255
#
in steps
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000000
1600ff 1600ff
1600ff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
5000ff 5000ff
5000ff
00ffff 00ffff
00ffff
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7f007f 7f007f
7f007f
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7f7f7f
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7f7fff 7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
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a700ff a700ff
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ff0000 ff0000
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
e100ff e100ff
e100ff
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff