aestheticsymbols
Use in a combo

Upper-left quadrant arc copy & paste

◜ is upper-left quadrant arc, a plain-text Unicode symbol from the Geometric Shapes block. On Aesthetic Symbols it lives in the borders & shapes collection. As plain text it takes on the font and colour of wherever you paste it — a bio, a username, a caption or a stream title.

Unicode
U+25DC
HTML entity
◜
CSS content
\25DC
JavaScript
\u{25DC}
UTF-8 bytes
E2 97 9C
Made of

U+25DC ◜ · Geometric Shapes

Will it show up? · Long-established text symbols

Plain-text characters from blocks that mainstream desktop and mobile fonts have covered for years. These are the safe ones.

Worked out from how each character is encoded, not from a test on a real device.