123,0,246
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
007f00 007f00
007f00
007f7f 007f7f
007f7f
1e00fc 1e00fc
1e00fc
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
3d00fa 3d00fa
3d00fa
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
5c00f8 5c00f8
5c00f8
7f00ff 7f00ff
7f00ff
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7f7f7f 7f7f7f
7f7f7f
7b00f6 7b00f6
7b00f6
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
9900f3 9900f3
9900f3
ff0000 ff0000
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b800f1 b800f1
b800f1
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
d700ef d700ef
d700ef
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
f600ed f600ed
f600ed