Why Modern UI Design Uses Sentence Case
Published 2026-02-15 · convertcase.in
Sentence case has become the dominant choice in modern UI design. Here's why leading design systems adopted it and how to apply it.
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1Material Design's Choice
Google's Material Design has explicitly recommended sentence case for all UI elements since Material Design 2. It aligns with conversational, human-centred design.
2Readability Research
Eye-tracking studies show sentence case is processed faster than title case in UI contexts — fewer capital letters reduce cognitive load.
3Exceptions
Proper nouns (product names, brand names) and abbreviations (OK, URL) remain capitalised even in sentence case contexts.
Frequently Asked Questions
Should navigation menus use sentence case?
In modern web apps: yes. Material Design and many leading products (Notion, Linear, Figma) use sentence case in all nav.