31,21,15
#
in steps
000000 000000
000000
251c1f 251c1f
251c1f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
231a1b 231a1b
231a1b
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
221817 221817
221817
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
201613 201613
201613
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
1f150f 1f150f
1f150f
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
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7fffff 7fffff
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1d130b 1d130b
1d130b
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1c1107 1c1107
1c1107
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ff7f7f
ff7fff ff7fff
ff7fff
1a0f03 1a0f03
1a0f03
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
190e00 190e00
190e00