I always was under the impression that halos in paintings are meant to represent light, like rays emanating from a person's head, giving a visual cue that the character depicted is holy, heavenly, or otherwise divine.
The Birth Of The Halo
I always was under the impression that halos in paintings are meant to represent light, like rays emanating from a person's head, giving a visual cue that the character depicted is holy, heavenly, or otherwise divine.