by steps
000000 000000
000000
63abff 63abff
63abff
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
65a7ff 65a7ff
65a7ff
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
67a3ff 67a3ff
67a3ff
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
699fff 699fff
699fff
7f00ff 7f00ff
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7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
6c9bff 6c9bff
6c9bff
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
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6e97ff 6e97ff
6e97ff
ff0000 ff0000
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ff007f
ff00ff ff00ff
ff00ff
7093ff 7093ff
7093ff
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
728fff 728fff
728fff
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
758cff 758cff
758cff