⚪ · Symbols › Shapes · Emoji 0.6 (2010)
⚪ is a solid white circle, one of the original emojis from 2010.
It works as an empty or neutral marker: an unchecked option, the white side in a game, a light round pixel. Next to ⚫ it's the classic black-and-white pair.
Paint with ⚪ in the emoji art editor, or turn any photo into emojis with the image to emoji converter.
U+26AA⚪\26AA\u{26AA}\U000026AA%E2%9A%AA