by steps
000000 000000
000000
2a728d 2a728d
2a728d
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
2b7189 2b7189
2b7189
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
2c7186 2c7186
2c7186
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
2d7183 2d7183
2d7183
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
2f7180 2f7180
2f7180
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
30707d 30707d
30707d
ff0000 ff0000
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ff007f
ff00ff ff00ff
ff00ff
31707a 31707a
31707a
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
327077 327077
327077
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
347074 347074
347074