by steps
000000 000000
000000
1ef73c 1ef73c
1ef73c
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
2ae834 2ae834
2ae834
007fff 007fff
007fff
00ff00 00ff00
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00ff7f 00ff7f
00ff7f
36d92d 36d92d
36d92d
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
42ca25 42ca25
42ca25
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4ebb1e 4ebb1e
4ebb1e
7f7fff 7f7fff
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7fffff
5aac16 5aac16
5aac16
ff0000 ff0000
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669d0f 669d0f
669d0f
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
728e07 728e07
728e07
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff