by steps
000000 000000
000000
649754 649754
649754
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00007f
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669458
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007fff
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00ff7f
69915d 69915d
69915d
00ffff 00ffff
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6c8f61 6c8f61
6c8f61
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6f8c66
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72896b 72896b
72896b
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75876f
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ff7fff ff7fff
ff7fff
788474 788474
788474
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
7b8279 7b8279
7b8279