Open Sans
sans-serif · Designed by Steve Matteson
Instant CSS & Tailwind Generator
Snippet updates automatically to match whichever weight you select above.
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Open Sans is a clean, humanist sans-serif with open letterforms and neutral proportions. It sits comfortably between formal and casual, making it approachable without feeling soft or unprofessional. The letterforms have slightly rounded terminals and generous x-height, which keeps text legible at small sizes without sacrificing readability at larger display sizes. It carries a straightforward, functional personality that works across a wide range of contexts without drawing attention to itself.
Open Sans is a reliable choice for UI design, where legibility across screen sizes and resolutions matters most, making it well suited for dashboards, mobile apps, and web applications. It performs consistently well in corporate and brand communications where a professional but accessible tone is needed, such as company websites, product landing pages, and marketing materials. It also works effectively as a body font in editorial or content-heavy environments like blogs, documentation sites, and knowledge bases, where readers are spending extended time with the text.
Best suited for: Recommended for user interfaces, web applications, corporate communications, marketing materials, and content-rich digital environments where consistent legibility across devices and sizes is essential.
Design considerations: Open Sans offers twelve variants spanning weights from 300 to 800 with matching italics, providing flexibility for establishing typographic hierarchy and emphasis. The humanist proportions and open letterforms maintain clarity across extended reading contexts while supporting both functional UI applications and editorial layouts.
Pairing guidance: Pair Open Sans with Playfair Display to introduce serif elegance for headlines and prominent sections, with Lato to reinforce sans-serif consistency at different weights or sizes, or with Inconsolata to establish monospace distinction for code, data, or technical content within the same design system.
Pairs well with
Open Sans at a glance
Steve Matteson
SIL Open Font License 1.1
February 2011
September 2025
12 (6 weights + italics)
Yes: width 75–100, weight 300–800
Sans Serif
10
Google Fonts
All 12 Open Sans styles
| Weight | Name | Upright | Italic |
|---|---|---|---|
| 300 | Light | Aa Bb Gg 123 | Aa Bb Gg 123 |
| 400 | Regular | Aa Bb Gg 123 | Aa Bb Gg 123 |
| 500 | Medium | Aa Bb Gg 123 | Aa Bb Gg 123 |
| 600 | SemiBold | Aa Bb Gg 123 | Aa Bb Gg 123 |
| 700 | Bold | Aa Bb Gg 123 | Aa Bb Gg 123 |
| 800 | ExtraBold | Aa Bb Gg 123 | Aa Bb Gg 123 |
Open Sans character map
Which languages does Open Sans support?
Open Sans includes 10 character sets:
- Cyrillic: Russian, Ukrainian, Bulgarian, Serbian and other Cyrillic-script languages
- Cyrillic Extended: additional Cyrillic letters used in languages such as Kazakh, Tatar and Bashkir
- Greek: modern Greek
- Greek Extended: polytonic (ancient) Greek
- Hebrew: Hebrew and Yiddish
- Latin: English, Spanish, French, German, Italian, Portuguese and other Western European languages
- Latin Extended: Central and Eastern European languages such as Polish, Czech, Turkish, Romanian and Hungarian
- Math: mathematical symbols and operators
- Symbols: arrows, shapes and other technical symbols
- Vietnamese: Vietnamese, including its stacked tone marks
Can I use Open Sans commercially?
Yes, it's free for personal and commercial use. Open Sans is released under the SIL Open Font License 1.1. You can use it in logos, websites, apps, videos, printed products and merchandise without paying or asking permission. The one thing you can't do is sell the font file on its own.
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