by steps
000000 000000
000000
a3847b a3847b
a3847b
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00007f
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0000ff
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007f7f 007f7f
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a08373 a08373
a08373
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007fff
00ff00 00ff00
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00ff7f 00ff7f
00ff7f
9e836b 9e836b
9e836b
00ffff 00ffff
00ffff
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9c8263
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978254 978254
978254
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95814c 95814c
95814c
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
938144 938144
938144
ffff00 ffff00
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ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
91813d 91813d
91813d