18,5,187
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
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007f00
007f7f 007f7f
007f7f
0401ee 0401ee
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00ff7f
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0902dd
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0d03cc
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7fffff 7fffff
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1606aa 1606aa
1606aa
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1b0799 1b0799
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ff7fff ff7fff
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1f0888 1f0888
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ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
240a77 240a77
240a77