Technical information

Symbol
Namedouble-struck capital r
Descriptionthe set of real numbers
Unicode numberU+211D
CategoryDouble-struck symbols

Encoding

HTML Entityℝ
HTML Entity (hex)ℝ
HTML Entity (named)
URL Escape Code%E2%84%9D
UTF-8 (hex)0xE2 0x84 0x9D
UTF-8 (binary)11100010:10000100:10011101
UTF-160x211D
UTF-320x0000211D

Source Code

C, C++, and Java"\u211D"
CSS Code\211D
JavaScript"\u211D"
Perl\x{211D}
Python 2u"\u211D"
Python 3\u211D
Ruby\u{211D}

Preview

This Unicode character looks like this ℝ in sentence and in bold like this and in italic like this .

Font size:

12px
16px
20px
28px
36px
48px
72px

CSS Property: font-weight

100
200
300
400
500
600
700
800
900

HTML Forms and Input

input
Disabled input
input-group
select
button
button

Code examples in HTML and CSS

<span>&#8477;</span>

            
span {
    content: "\211D";
}

The symbol in different fonts

-apple-system
Apple Color Emoji
Arial
BlinkMacSystemFont
Courier New
Georgia
Droid Sans
Helvetica
Noto Sans
Oxygen
Roboto
"Segoe UI"
sans-serif
Segoe UI Emoji
Segoe UI Symbol
system-ui
Times New Roman
Ubuntu
Verdana

References