we had a similar thing in one of our newly redone districts where a dress code that didn’t allow pants belted at the thigh tops and huge chains and ball caps inside was called “racist”
That would be “culturist”, not “racist”.
Insist on the definition of actual racism (judging based on genetic, not behavioral, differences), and make the left defend the value of the “urban culture” in comparison to the distinct “American” culture of Western Civilization.