by steps
000000 000000
000000
7f7f00 7f7f00
7f7f00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
717d14 717d14
717d14
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
637b29 637b29
637b29
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
56793d 56793d
56793d
7f00ff 7f00ff
7f00ff
7f7f7f 7f7f7f
7f7f7f
487852 487852
487852
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
3a7666 3a7666
3a7666
ff0000 ff0000
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ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
2d747b 2d747b
2d747b
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1f728f 1f728f
1f728f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1271a4 1271a4
1271a4