Unicode Character "☡" (U+2621)

The character (Caution Sign) is represented by the Unicode codepoint U+2621. It is encoded in the Miscellaneous Symbols block, which belongs to the Basic Multilingual Plane. It was added to Unicode in version 1.1 (June, 1993). It is HTML encoded as ☡.

Main Unicode Properties

Name Caution Sign
Unicode Codepoint U+2621
Unicode Version 1.1 (June, 1993)
Block Miscellaneous Symbols
Plane Basic Multilingual Plane

Bidirectional Data

Bidirectional class Other Neutral (ON)
Is mirrored? No

Other Unicode Data

Category Other Symbol
Script Code for undetermined script
Combining Class Not Reordered

U+2621 Conversion

HTML (decimal) ☡
HTML (hex) ☡
HTML (named) -
URL Escape Code %E2%98%A1
CSS \002621
JavaScript, JSON \u2621
C, C++, Java \u2621
Python \u2621
Rust \u{2621}
Ruby \u2621

How to type "☡"

  • Windows ?: Hold Alt, then type 2 6 2 1. Release Alt.
  • Mac ?: Hold Alt ⌥, then type 2 6 2 1. Release Alt.


  • Times, Times New Roman, serif
  • Helvetica, Arial, sans-serif
  • Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xE2 0x98 0xA1
UTF-16 (hex) 0x2621
UTF-32 (hex) 0x00002621