7,123,121
#
in steps
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000000
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0f7774
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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0d7875
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007fff
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0b7976 0b7976
0b7976
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
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097a78 097a78
097a78
7f00ff 7f00ff
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077b79 077b79
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7fffff 7fffff
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057c7a 057c7a
057c7a
ff0000 ff0000
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037d7c 037d7c
037d7c
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
017e7d 017e7d
017e7d
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff