by steps
000000 000000
000000
3fa0a3 3fa0a3
3fa0a3
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f00
007f7f 007f7f
007f7f
57ab8e 57ab8e
57ab8e
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
6fb77a 6fb77a
6fb77a
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
87c365 87c365
87c365
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7f00ff
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7f7f7f
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9fcf51
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
b7db3d b7db3d
b7db3d
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ff007f
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ff00ff
cfe728 cfe728
cfe728
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
e7f314 e7f314
e7f314
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff