by steps
000000 000000
000000
f728fb f728fb
f728fb
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
e832eb e832eb
e832eb
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
d93ddc d93ddc
d93ddc
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
ca48cc ca48cc
ca48cc
7f00ff 7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
bb53bd bb53bd
bb53bd
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
ac5ead ac5ead
ac5ead
ff0000 ff0000
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ff007f
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ff00ff
9d699e 9d699e
9d699e
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
8e748e 8e748e
8e748e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff