60,90,108
#
in steps
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000000
007f7f 007f7f
007f7f
00007f 00007f
00007f
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0000ff
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007f00
0f757a 0f757a
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1e6c75
00ffff 00ffff
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2d6371 2d6371
2d6371
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3c5a6c
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693e5e 693e5e
693e5e
ffff00 ffff00
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ffff7f ffff7f
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ffffff ffffff
ffffff
78355a 78355a
78355a