The emoji with the unicode 0023 FE0F 20E3 is known as the Keycap Number Sign emoji. It is a combined unicode emoji, which consists of three separate codes: 0023 represents the number sign (#), FE0F is a variation selector used to specify an emoji-style display, and 20E3 is a combining enclosing keycap, which creates the appearance of the number sign being inside a square or a keycap.
The primary and most common use of the Keycap Number Sign emoji is to represent the concept of hashtag in digital communication. It is widely used on social media platforms like Twitter, Instagram, and Facebook to group posts together around a specific topic, event, or conversation. For example, users might use #birthday to tag all posts related to a birthday celebration.
Beyond its common use in social media tagging, the Keycap Number Sign emoji can also be used to represent the concept of number in a non-romantic or non-obvious context. For instance, it can be used in a text message or email to denote a specific number or rank, such as #1 to signify being the best or top in a certain field or competition.
The Keycap Number Sign emoji is extremely popular due to its association with the hashtag phenomenon, which has become a significant part of digital culture. It is used by a wide range of demographics and has a strong association with social media activism, where hashtags are used to rally support around various causes.
Related emojis include the other keycap number emojis (0️⃣, 1️⃣, 2️⃣, etc.), which also use the 20E3 combining enclosing keycap to create the appearance of a number inside a keycap. These emojis share the Keycap Number Sign emoji's association with numbers and ranking.
The Keycap Number Sign emoji has a unique association with Twitter, where the use of hashtags originated. It is also used in other specific contexts, such as on Instagram where hashtags are used to increase the visibility of posts, or on platforms like TikTok where hashtags are used to participate in trending challenges or topics.