What Are Black Square Letters?
Black square letters (🅰–🆉) are Unicode characters from the Enclosed Alphanumeric Supplement block. Each letter appears white on a solid black square background — the inverse of regular square letters.
Where to Use Black Square Letters
- Instagram bios — bold, high-contrast blocks
- Discord — unique look in usernames and messages
- Twitter/X — stand out in the feed
- Gaming profiles — stylized tags and names
How to Copy
Click any letter above to open its detail page, then press Copy. Works on all devices and platforms.