Antonyms for the phrase "art partial to" can vary depending on the context in which it is used. For example, if we refer to someone who is "art partial to," meaning they have a strong preference or liking for art, then some antonyms would be "art indifferent" or "art disinterested." On the other hand, if we interpret the phrase in a negative sense, as in someone who is biased, then antonyms could be "fair" or "impartial." It is essential to understand the context of the phrase to find appropriate antonyms that can convey the opposite meaning.