by steps
000000 000000
000000
728846 728846
728846
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
768849 768849
768849
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
7b894c 7b894c
7b894c
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
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7f007f
80894f 80894f
80894f
7f00ff 7f00ff
7f00ff
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7f7f7f 7f7f7f
7f7f7f
858a52 858a52
858a52
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
898b55 898b55
898b55
ff0000 ff0000
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ff007f
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ff00ff
8e8b58 8e8b58
8e8b58
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
938c5b 938c5b
938c5b
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
988d5e 988d5e
988d5e