by steps
000000 000000
000000
00ff7f 00ff7f
00ff7f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
12f07b 12f07b
12f07b
007fff 007fff
007fff
00ff00 00ff00
00ff00
25e178 25e178
25e178
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
38d374 38d374
38d374
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7f7f00
7f7f7f 7f7f7f
7f7f7f
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4bc471
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7fff7f
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5eb56e 5eb56e
5eb56e
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71a76a 71a76a
71a76a
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ff7f00
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ff7f7f
ff7fff ff7fff
ff7fff
849867 849867
849867
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
978a64 978a64
978a64