What Is Title Case? When to Use It (and When Not To)

Title case is a capitalization style for headings and titles: most words are capitalized, while short words such as a, an, the, and, but, and or often stay lowercase in the middle of the phrase.

Title case in one sentence

If you write The Quick Brown Fox Jumps Over the Lazy Dog as a blog heading, that is title case. If you write The quick brown fox jumps over the lazy dog as a paragraph, that is sentence case. The words are the same; the capitalization pattern is not.

How title case compares to other styles

• Title case — The Quick Brown Fox: for headings, article titles, and book names.
• Sentence case — The quick brown fox: for paragraphs, emails, and body copy.
• Capitalized case — The Quick Brown Fox (every word capped): for button labels and short display names, not long headings.
• UPPER CASE — THE QUICK BROWN FOX: for warnings and labels, not readable prose.

When title case is the right choice

Blog and article headings

A post title is usually read on its own, not as part of a flowing paragraph. Title case signals that the line is a heading. Most publishers capitalize nouns, verbs, adjectives, and adverbs, and leave short conjunctions and prepositions lowercase unless they open or close the title.

Documentation and slide titles

Section headings in docs and presentation titles follow the same logic: the line is a label for what follows, not a sentence you would read aloud word for word.

Product and feature names

Short multi-word names (Dark Mode Settings, Export to PDF) often use title-style capitalization. This is not the same as a full academic title; there are fewer words and fewer rules to argue about.

When not to use title case

• Email body text and chat messages — use sentence case so the message reads naturally.
• Long paragraphs — title case in body copy looks shouty and is hard to read.
• Most UI microcopy — buttons and menu items are often sentence case (Save changes) or capitalized case (Save Changes), depending on your design system.
• Academic submissions — follow your institution's style guide (APA, MLA, Chicago); automated tools only approximate those rules.

What automated converters cannot do for you

A title case converter applies general rules: capitalize major words, keep a list of small words lowercase. It does not know whether for should be capped in a title that ends with a preposition, how to handle hyphenated terms, or that iPhone and JavaScript have their own casing. Always scan the output for brand names, place names, and acronyms before you publish.

Format a heading in seconds

Paste your draft into the Title Case Converter. You can adjust which words stay lowercase in the homepage converter settings (small words and always-capitalize lists). For academic style differences, see our guide on title case rules for APA, MLA, and Chicago.