18,27,189
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
007f00 007f00
007f00
007f7f 007f7f
007f7f
0406ee 0406ee
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007fff
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00ff00
00ff7f 00ff7f
00ff7f
090dde 090dde
090dde
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
0d14cd 0d14cd
0d14cd
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7f7f00
7f7f7f 7f7f7f
7f7f7f
121bbd 121bbd
121bbd
7f7fff 7f7fff
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7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
1621ac 1621ac
1621ac
ff0000 ff0000
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ff007f ff007f
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1b289c 1b289c
1b289c
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1f2f8b 1f2f8b
1f2f8b
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
24367b 24367b
24367b