Mozilla Headline

Name: Mozilla Headline
Author: Mozilla

Mozilla Headline offers versatile typography with carefully balanced proportions for diverse design applications.

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Slab Serifby Mozilla91% Accessible

Characters456

Glyphs547

Typography Tools

Best Ways to Use Mozilla Headline

Best Font Pairings for Mozilla Headline

TypeSmith curates 3 expert font pairings for Mozilla Headline, including combinations with Projekt Blackbird, Ks Bistra and Akshar.

Each pairing includes accessibility ratings, expert reasoning, and usage recommendations for web and print design.

Explore 3 Pairings for Mozilla Headline

Test Mozilla Headline Font Pairings Live

TypeSmith's interactive testing tool lets you preview Mozilla Headline with any font combination in real-time, optimized for slab serif characteristics.

Adjust font sizes, weights, and see live typography specimens including editorial layouts, code editors, and UI components.

Test Mozilla Headline Pairings Live

In Context

Mozilla Headline Specimen Gallery

EditorialUI ComponentsPosterWordmark

Mozilla Headline Editorial Specimen

Mozilla Headline in Editorial Context

Mozilla Headline is a slab serif typeface by Mozilla suited for editorial layouts and long-form reading.

Mozilla

Typeface Designer • Slab Serif

Mozilla Headline demonstrates editorial readability through balanced proportions and consistent stroke weight. As a slab serif typeface, it delivers clear letterforms that sustain reader engagement across extended passages of text.

The weight range of Mozilla Headline supports typographic hierarchy within editorial layouts. Headline weights establish visual anchors while lighter weights maintain comfortable reading rhythm in body text columns.

Designed by Mozilla, Mozilla Headline balances personality with function — providing enough character to establish visual identity without compromising the legibility that editorial contexts demand.

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Mozilla Headline Typography

A slab serif typeface for UI components.

Active2 weights available

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Mozilla Headline Specimen

Mozilla Headline

Mozilla Headline is a slab serif typeface by Mozilla built for display contexts.

2 WeightsSlab Serif Typeface

Available on TypeSmith

Wordmark Explorations

Mozilla Headline

MOZILLA HEADLINE

MOZILLA HEADLINETYPE

Tagline Pairings

Mozilla Headline— slab serif typeface

Mozilla HeadlineBy Mozilla

Mozilla HeadlineTYPE

Editorial

Magazine-style headline and body text layout

Character Set

Mozilla Headline Glyphs & Characters

Size48

Showing 62 of 187 charactersDouble-click to copy • Click for details

ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789

Heading Examples

Body Text Table

Body Copy

Mozilla Headline Body Typography

TypeSmith provides optimized body text specifications for Mozilla Headline, including recommended sizes, line heights, and letter spacing for long-form content. These settings ensure maximum readability across devices and screen sizes.

Mozilla Headline demonstrates exceptional body text performance with balanced proportions and consistent stroke widths that enhance readability across paragraph lengths.

When setting Mozilla Headline for body copy, TypeSmith recommends these optimized specifications. The carefully tuned metrics ensure comfortable reading at extended lengths while maintaining the typeface's distinctive character.

Mozilla Headline small text sizes retain legibility through well-defined letterforms. Caption and footnote applications benefit from the font's clear x-height and open counters.

Element	Weight	Size	Line Height	Tracking	Preview
Body Text	Regular	16px	24px	0.5px	Mozilla Headline delivers excellent readability for body copy
Italicized	Regular Italic	16px	24px	0.5px	Mozilla Headline italic provides elegant emphasis
Bold	Bold	16px	24px	0.5px	Mozilla Headline bold creates strong visual hierarchy
Small Caps	Regular	16px	24px	0.5px	Mozilla Headline typography specimen
Secondary Text	Medium	14px	20px	0.5px	Mozilla Headline typography specimen

.your-class { font-family: 'Mozilla Headline'; }

Quick Start

Adding Mozilla Headline to Your Website

HTML Link Tag

Add to your <head> section

<link href="https://fonts.bunny.net/css?family=Mozilla+Headline:400,700&display=swap" rel="stylesheet">

CSS @import

Add at top of your stylesheet

@import url('https://fonts.bunny.net/css?family=Mozilla+Headline:400,700&display=swap');

CSS @font-face

Self-host the font files

@font-face {
  font-family: 'Mozilla Headline';
  src: url('https://fonts.googleapis.com/css2?family=Mozilla+Headline:wght@400;700&display=swap');
  font-display: swap;
}

Implementation

Code Snippets for Mozilla Headline

Standard CSS

css

Apply directly to any CSS class or selector.

 1.my-text {
 2  font-family: 'Mozilla Headline', sans-serif;
 3  font-weight: 400;
 4}

SCSS Variable

scss

Define once, use throughout your stylesheet.

 1$font-primary: 'Mozilla Headline', sans-serif;
 2
 3.my-text {
 4  font-family: $font-primary;
 5}

Tailwind CSS

config

Configure once, apply with utility classes.

 1// tailwind.config.js
 2module.exports = {
 3  theme: {
 4    extend: {
 5      fontFamily: {
 6        'mozilla-headline': ['Mozilla Headline', 'sans-serif'],
 7      },
 8    },
 9  },
10}
11
12// Usage in HTML
13<p class="font-mozilla-headline">Your text here</p>

About

The Design of Mozilla Headline

Mozilla

Slab Serif

Open Source

Mozilla Headline Typeface font is a bold contemporary corporate variable slab-serif designed for authoritative brand typography and modern UI applications. This comprehensive typeface family delivers confident presence through grotesk-influenced slab-serif forms, suited for tech branding, corporate communications, and digital product interfaces. Mozilla Headline brings progressive corporate character appropriate for technology companies, non-profit organizations, and digital platforms seeking trustworthy authority. The variable capability enables smooth weight transitions for responsive design systems. Designers seeking corporate slab-serifs with modern technical flexibility will appreciate Mozilla Headline's approach. Works well alongside geometric sans-serifs for cohesive tech brand systems.

Mozilla Headline comes from the work of Mozilla at Mozilla Foundation. Known for open-source type for Firefox OS and developer tools, the designer's expertise shapes Mozilla Headline's glyph proportions, stroke consistency, and typographic color.

As a Slab Serif typeface in the Vox-ATypI Mechanistic classification, Mozilla Headline features unbracketed or minimally bracketed rectangular serifs and low stroke contrast approaching monolinear weight. These optical characteristics make it well-suited for branding for technology and industrial sectors.

Mozilla Headline is available in a single weight, offering focused typographic consistency spanning screen and print contexts, with 3 font pairings curated. Standard Latin character coverage serves the majority of Western typographic workflows.

Mozilla Headline

Mozilla Headline

Best Ways to Use Mozilla Headline

Best Font Pairings for Mozilla Headline

Test Mozilla Headline Font Pairings Live

In Context

Mozilla Headline Typography

Mozilla Headline

Character Set

Type Scale

Mozilla Headline Body Typography

Quick Start

HTML Link Tag

CSS @import

CSS @font-face

Implementation

Standard CSS

SCSS Variable

Tailwind CSS

About

Typography Judgment

Classification

Accessibility

Design Heritage

Overview

Categories

Explore More

Inclusive Design

Mozilla Headline Accessibility Profile

Mozilla Headline Legibility Characteristics

Readability Profile: Mozilla Headline

Visual Comfort with Mozilla Headline

Mozilla Headline Accessibility Recommendations

How to Use Mozilla Headline Effectively

Get the Font

Available Weights

Weight Reference

Internationalization

Western European

Nordic

Central European

Baltic

Legal

What you can do

Restrictions