15,18,171
#
in steps
000000 000000
000000
1f24d8 1f24d8
1f24d8
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f00
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1b1fcc 1b1fcc
1b1fcc
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00ff7f
171bc1 171bc1
171bc1
00ffff 00ffff
00ffff
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1316b6
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ff7fff ff7fff
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03048a 03048a
03048a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff