“And the fact that the phrase “it’s cold as hell” exists and is used colloquially adds nuance to this idea. Syntactically and semantically, the phrase makes sense: it is an extreme feeling of one of the two ends of the temperature spectrum. However, cold and hell are two words that are oxymorons and are unable to work together in a sentence and yet, they do.” - https://voices.uchicago.edu/witnessingmedievalevil/2022/03/13/its-cold-as-hell/