27 symbols

Signs & Warning Symbols

Hazard, safety and public information symbols: the warning triangle, radioactive and biohazard signs, high voltage, skull and crossbones, no-entry and prohibited signs, wheelchair accessibility, recycling, medical, scales of justice and more from Miscellaneous Symbols and the emoji blocks.

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All signs & warnings symbols

Click to copy. Hover a tile and choose i for codes and details.

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What signs & warning symbols are used for

  • Alert and warning messages in apps and docs (⚠ Warning)
  • Safety labels and signage mock-ups
  • Accessibility notices (♿)
  • Environmental and recycling labels (♻)
  • Age-restriction and moderation notices

Signs & Warning Symbols: Unicode, hex, octal & HTML codes

Codes for every symbol in Signs & Warnings
SymbolNameUnicodeHexOctalHTML
Warning signU+26A00x26A00o23240⚠
RadioactiveU+26220x26220o23042☢
BiohazardU+26230x26230o23043☣
Skull and crossbonesU+26200x26200o23040☠
No entryU+26D40x26D40o23324⛔
ProhibitedU+1F6AB0x1F6AB0o373253🚫
Universal recyclingU+26720x26720o23162♲
Recycling symbolU+267B0x267B0o23173♻
Caution signU+26210x26210o23041☡
Medical symbolU+26950x26950o23225⚕
WheelchairU+267F0x267F0o23177♿
Male and femaleU+26A50x26A50o23245⚥
TransgenderU+26A70x26A70o23247⚧
CaduceusU+26240x26240o23044☤
Atom symbolU+269B0x269B0o23233⚛
GearU+26990x26990o23231⚙
AlembicU+26970x26970o23227⚗
Command keyU+23180x23180o21430⌘
Option keyU+23250x23250o21445⌥
Escape keyU+238B0x238B0o21613⎋
Power symbolU+23FB0x23FB0o21773⏻
Power on-off toggleU+23FC0x23FC0o21774⏼
Power onU+23FD0x23FD0o21775⏽
Power sleepU+2B580x2B580o25530⭘
Ballot boxU+26100x26100o23020☐
Ballot box with checkU+26110x26110o23021☑
Ballot box with XU+26120x26120o23022☒

Frequently asked questions

How do I copy signs & warning symbols?

Click any symbol on this page to copy it to your clipboard, then paste it anywhere: documents, email, social media, code or chat. Every character here is standard Unicode, so it works across Windows, macOS, iOS, Android and Linux.

How many signs & warning symbols are on this page?

This collection contains 27 characters. Each one links to a detail page with its Unicode code point, decimal, hexadecimal and octal values, HTML entity, CSS escape, and JavaScript, Python and Java escape sequences.

What is the HTML code for the warning sign ⚠?

The warning sign is U+26A0, HTML ⚠ or ⚠. Append ️ (⚠️) to request the colour emoji version, or ︎ to force the monochrome text version.

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