by steps
000000 000000
000000
728c49 728c49
728c49
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
637a4f 637a4f
637a4f
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
556956 556956
556956
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
47575d 47575d
47575d
7f00ff 7f00ff
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7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
394664 394664
394664
7f7fff 7f7fff
7f7fff
7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
2a346a 2a346a
2a346a
ff0000 ff0000
ff0000
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ff007f
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ff00ff
1c2371 1c2371
1c2371
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
0e1178 0e1178
0e1178
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff