Related markets:
/WalterMartin/will-the-margin-of-victory-in-the-2-4db56fb6e136
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/WalterMartin/will-the-margin-of-victory-in-the-2-19d0d7c91571
/WalterMartin/will-the-margin-of-victory-in-the-2-d54b8b02937c
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/WalterMartin/will-the-margin-of-victory-in-the-2-b1850c0c8416
The party elected is not relevant to the resolution of this question.
Last election, CNN reported 55.4% - 41.9%: https://www.cnn.com/election/2020/results/state/colorado
I will use similar criteria for this market, and will not vote in it.
If CNN is reporting within 0.1% of this number, I will look at the actual voter numbers to determine which margin was greater.