What ▰ means
The filled parallelogram symbol ▰ is a geometric mark; context supplies any emotional or instructional reading.
Its open counterpart, ▱, can contrast with the solid form; a diagram's legend should explain that distinction.
Braille math systems such as the Nemeth code and Unified English Braille (UEB) have dedicated forms for it.
Neutral and geometric; context supplies any meaning beyond the shape.
Don't confuse it with
4Questions people ask
1Why does ▰ look squished in my terminal?
It can. A July 2026 report for the Ghostty terminal app described compression at some sizes with a fallback font, the substitute used when the chosen font lacks a glyph. Try another font or size.
How to type ▰
Windows (Word)
Alt+XType 25B0, then Alt+X to get ▰.
Windows
Win+Rrun charmap for the full table, or use the emoji picker's Ω symbols tab (Win + .).
macOS
Control+Command+SpaceOpen the character viewer and search “black parallelogram”.
Linux
Ctrl+Shift+UType 25b0, then Enter or Space.
HTML
▰CSS
\25B0Codes and encoding1 code points
HTML decimal
▰
HTML hex
▰
CSS content
content: "\25B0";
Each escape is closed by the next backslash; a trailing space is needed before a literal hex digit.
URL encoded
%E2%96%B0
1
On screen
1
Code points
1
JS .length
3
UTF-8 bytes
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.