by steps
000000 000000
000000
98a021 98a021
98a021
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00007f
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0000ff
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99a223
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00ff7f
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9ba526
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00ffff
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7f007f
9da728 9da728
9da728
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9faa2b
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a3af30
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ff7f7f
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ff7fff
a5b233 a5b233
a5b233
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
a7b536 a7b536
a7b536