28,60,240
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
007f00 007f00
007f00
007f7f 007f7f
007f7f
070ffb 070ffb
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00ff7f 00ff7f
00ff7f
0e1ef7 0e1ef7
0e1ef7
00ffff 00ffff
00ffff
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7f007f 7f007f
7f007f
152df3 152df3
152df3
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7f7f00
7f7f7f 7f7f7f
7f7f7f
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1c3cf0
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7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
234bec 234bec
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2a5ae8 2a5ae8
2a5ae8
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ff7f7f
ff7fff ff7fff
ff7fff
3169e4 3169e4
3169e4
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
3978e1 3978e1
3978e1