by steps
000000 000000
000000
4ec0e1 4ec0e1
4ec0e1
00007f 00007f
00007f
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54b7e4 54b7e4
54b7e4
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00ff7f
5aafe8 5aafe8
5aafe8
00ffff 00ffff
00ffff
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60a7ec 60a7ec
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728ff7 728ff7
728ff7
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ff7fff
7887fb 7887fb
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ffff00 ffff00
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ffff7f
ffffff ffffff
ffffff