21,18,248
#
in steps
000000 000000
000000
1f1bf6 1f1bf6
1f1bf6
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f00
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1c18f6 1c18f6
1c18f6
007fff 007fff
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00ff7f
1a16f7 1a16f7
1a16f7
00ffff 00ffff
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1714f7
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1512f8
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7fffff 7fffff
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1210f9 1210f9
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100ef9 100ef9
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
0d0cfa 0d0cfa
0d0cfa
ffff00 ffff00
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ffff7f ffff7f
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ffffff ffffff
ffffff
0b0afb 0b0afb
0b0afb