Real numbers

ℝ is the Unicode character “DOUBLE-STRUCK CAPITAL R” (U+211D). It is also known as real numbers. It belongs to the Letterlike Symbols block and was added in Unicode 1.1. Click it to copy, or use the codes below.

ℝ codes

UnicodeCode point U+211D
HTML codeDecimal, works in any HTML page ℝ
HTML hexHexadecimal HTML code ℝ
CSSFor the CSS content property \211D
JavaScriptEscape in JavaScript strings \u211D
PythonEscape in Python strings \u211D
URL encodedPercent-encoded UTF-8 %E2%84%9D
UTF-8Bytes in UTF-8 E2 84 9D
UTF-16Code units in UTF-16 211D

How to type ℝ

Copy and paste

Click to copy it, then paste with Ctrl + V (⌘ + V on a Mac) or a long press on phones.

Windows

Press Win + . to open the emoji and symbol panel, then search for “real numbers”.

In Microsoft Word, type 211D and press Alt + X.

Mac

Press Control + ⌘ + Space to open the Character Viewer, then search for “real numbers”.

iPhone and Android

Copy it here and paste it. To type it again later, save it as a text replacement (iPhone: Settings › General › Keyboard › Text Replacement; Gboard: Settings › Dictionary › Personal dictionary).

HTML and CSS

Unicode U+211D. Every format is on the real numbers page.

About ℝ

Unicode name
DOUBLE-STRUCK CAPITAL R
Code point
U+211D (8477)
Block
Letterlike Symbols
Category
Uppercase Letter
Unicode version
1.1