by steps
000000 000000
000000
70700a 70700a
70700a
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
707819 707819
707819
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
718128 718128
718128
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
728a37 728a37
728a37
7f00ff 7f00ff
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7f7f00
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7f7f7f
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739347
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7f7fff
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7fff7f
7fffff 7fffff
7fffff
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749c56
ff0000 ff0000
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ff00ff
75a565 75a565
75a565
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
76ae74 76ae74
76ae74
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
77b784 77b784
77b784