by steps
000000 000000
000000
a083a0 a083a0
a083a0
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
a57a96 a57a96
a57a96
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
ab728c ab728c
ab728c
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
b16a82 b16a82
b16a82
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7f7f00
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7f7f7f
b76278 b76278
b76278
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
bd596e bd596e
bd596e
ff0000 ff0000
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ff00ff
c35164 c35164
c35164
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
c9495a c9495a
c9495a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
cf4150 cf4150
cf4150