by steps
000000 000000
000000
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1aa863
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00007f
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0000ff
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007f7f
26a266 26a266
26a266
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00ff7f
339d6a 339d6a
339d6a
00ffff 00ffff
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3f986d 3f986d
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4c9371
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598e74 598e74
598e74
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658978 658978
658978
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
72847b 72847b
72847b
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff