HTML Reference

Complete reference guide for all HTML tags, attributes, and properties

⏱️ 2 min read 📅 Last Updated: October 5, 2025

Quick Answer

What is the HTML Reference?

The HTML Reference is a comprehensive guide covering all HTML tags (from <a> to <video>), attributes (global, event, ARIA), character sets, color codes, and browser compatibility. It serves as a complete resource for web developers to quickly lookup HTML syntax, properties, and usage examples for any element.

This HTML reference provides a complete list of all HTML tags and attributes. Each element includes a description, browser support information, and practical examples. Use this as your go-to resource for HTML development.

140+ HTML Tags

400+ Attributes

All Browsers

Quick Reference

📄 Document Structure

Tag	Description
<!DOCTYPE>	Defines the document type
<html>	Defines an HTML document
<head>	Contains metadata/information for the document
<title>	Defines a title for the document
<body>	Defines the document's body
<meta>	Defines metadata about an HTML document

📝 Text Content

Tag	Description
<h1> to <h6>	Defines HTML headings
<p>	Defines a paragraph
<br>	Inserts a single line break
<hr>	Defines a thematic change in the content
<strong>	Defines important text
<em>	Defines emphasized text

🔗 Links and Media

Tag	Description
<a>	Defines a hyperlink
<img>	Defines an image
<video>	Defines a video or movie
<audio>	Defines sound content
<iframe>	Defines an inline frame
<link>	Defines the relationship between a document and an external resource

📝 Forms

Tag	Description
<form>	Defines an HTML form for user input
<input>	Defines an input control
<textarea>	Defines a multiline input control (text area)
<button>	Defines a clickable button
<select>	Defines a drop-down list
<label>	Defines a label for an <input> element

Global Attributes

Global attributes are attributes that can be used with any HTML element:

Attribute	Description
class	Specifies one or more classnames for an element
id	Specifies a unique id for an element
style	Specifies an inline CSS style for an element
title	Specifies extra information about an element
lang	Specifies the language of the element's content
dir	Specifies the text direction for the content in an element
hidden	Specifies that an element is not yet, or is no longer, relevant
data-*	Used to store custom data private to the page or application

Complete Reference Sections

📋 Tags and Elements

HTML Tag List - Complete alphabetical list of HTML tags
HTML Attributes - All HTML attributes with descriptions
Global Attributes - Attributes that work with any HTML element
HTML Events - JavaScript event handlers for HTML elements

🎨 Styling and Media

HTML Colors - Color names, hex codes, and RGB values
HTML Canvas - Canvas API reference
Audio/Video - Media elements and attributes

🌐 Web Standards

HTML Doctypes - Document type declarations
Character Sets - HTML character encoding
URL Encoding - URL encoding reference
Language Codes - ISO language codes

🔧 Tools and Utilities

Browser Support - HTML element browser compatibility
HTTP Messages - HTTP status codes and messages
HTTP Methods - GET, POST, PUT, DELETE reference
PX to EM Converter - Convert between CSS units
Keyboard Shortcuts - Useful keyboard shortcuts for web development

How to Use This Reference

Find the Element

Use the navigation or browse the categories above to find the HTML element you're looking for.

Check Browser Support

Each element page includes browser support information to ensure compatibility.

Try the Examples

All reference pages include practical examples that you can test in our code playground.

💡 Quick Tip:

Use Ctrl+F (or Cmd+F on Mac) to quickly search for specific tags or attributes on any reference page.