by steps
000000 000000
000000
678398 678398
678398
00007f 00007f
00007f
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0000ff
007f00 007f00
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007f7f 007f7f
007f7f
698299 698299
698299
007fff 007fff
007fff
00ff00 00ff00
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00ff7f
6b829b 6b829b
6b829b
00ffff 00ffff
00ffff
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7f007f
6e829c 6e829c
6e829c
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7f7f7f
70829e 70829e
70829e
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72829f 72829f
72829f
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7582a1 7582a1
7582a1
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
7782a2 7782a2
7782a2
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
7a82a4 7a82a4
7a82a4