𝔹
U+1D539 · Mathematical Double-Struck Capital B · Mathematical Alphanumeric Symbols · Common
Mathematical Double-Struck Capital B 𝔹
Usage snapshot:
- Used in content written with the Common script; suitable for UI labels and body text.
- Appears in the Unicode block Mathematical Alphanumeric Symbols.
See our category page for related symbols.
Look‑alikes: B (U+42).
Need styled alternatives? Try the Fancy Text tool.
Confusables
Technical details
- Codepoint:
U+1D539 - General Category:
Lu - Age:
3.1 - Bidi Class:
L - Decomposition:
<font> 0042 - Block:
Mathematical Alphanumeric Symbols - Script:
Common - UTF-8:
F0 9D 94 B9 - UTF-16:
D835 DD39 - UTF-32:
0001D539 - HTML dec:
𝔹 - HTML hex:
𝔹 - JS escape:
\u{1D539} - Python \N{}:
\N{MATHEMATICAL DOUBLE-STRUCK CAPITAL B} - Python \U:
\U0001D539 - URL-encoded:
%F0%9D%94%B9 - CSS escape:
\1D539
How to type / insert
Fast copy: click the Copy button near the top of this page.
By codepoint: in many editors and IDEs, you can insert via the Unicode code U+1D539 or a built‑in character picker.
HTML: use the numeric entity 픹 (hex) or 픹 (decimal) when an HTML entity is needed.
Compatibility & troubleshooting
Font support: if the symbol does not render, the current font likely lacks this codepoint. Choose a font with broad Unicode coverage or allow a fallback font.
Web pages: ensure your CSS font stack includes a general fallback; avoid relying on images for common symbols to preserve accessibility and copyability.