A red circle. Commonly used to represent a live broadcast or recording, particularly in social media posts and push notifications from media platforms.

As with other color-based shape emojis (most notably the hearts), this emoji may be used to express an affinity with or appreciation for various people, places, groups, objects, or ideas associated with the same color.

In certain contexts, this emoji may allude to the idea of “taking the red pill,” a pop culture reference used online to signify an awakening to a different or controversial perspective. It is in this context that this emoji is possibly alluded to in the 2025 hit Netflix show Adolescence.