by steps
000000 000000
000000
71a4ae 71a4ae
71a4ae
00007f 00007f
00007f
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0000ff
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007f00
007f7f 007f7f
007f7f
728fb8 728fb8
728fb8
007fff 007fff
007fff
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00ff7f
747bc2 747bc2
747bc2
00ffff 00ffff
00ffff
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7852d6
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793de0
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ff7f7f
ff7fff ff7fff
ff7fff
7d14f4 7d14f4
7d14f4
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff