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Source Serif 4

Serif OFL
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Type family · Source Serif 4
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Explore Source Serif 4, a Serif Google Font. Live preview, CSS code, font pairings and licensing info.

Live preview

The quick brown fox jumps over the lazy dog.

CSS

font-family: 'Source Serif 4', serif;
font-weight: 400;

@import

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:wght@400&display=swap');

HTML embed

<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Source+Serif+4:wght@400&display=swap">

Font weights

8 available
200 · Extra Light

The quick brown fox jumps over the lazy dog.

Download
300 · Light

The quick brown fox jumps over the lazy dog.

Download
400 · Regular

The quick brown fox jumps over the lazy dog.

Download
500 · Medium

The quick brown fox jumps over the lazy dog.

Download
600 · Semi Bold

The quick brown fox jumps over the lazy dog.

Download
700 · Bold

The quick brown fox jumps over the lazy dog.

Download
800 · Extra Bold

The quick brown fox jumps over the lazy dog.

Download
900 · Black

The quick brown fox jumps over the lazy dog.

Download

Font info

Designer

—

Weights

8

Styles

Regular, Italic

Version

v14

Last modified

Sep 11, 2025

Subsets

6

Variable

No

License

OFL

Language support

Cyrillic Cyrillic-ext Greek Latin Latin-ext Vietnamese

Font pairings

See all

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License

Source Serif 4 is distributed under the OFL license. This license generally permits use in personal and commercial projects, including embedding the font on websites and in applications. Always read the full license text for the specific terms that apply to your use case.

Frequently asked

What is Source Serif 4? +
Source Serif 4 is a Serif typeface, distributed as a Google Font.
Is Source Serif 4 a Google Font? +
Yes, Source Serif 4 is hosted on Google Fonts and can be embedded on any website free of charge under its open license (OFL).
What type of font is Source Serif 4? +
Source Serif 4 is classified as a Serif typeface.
What weights does Source Serif 4 have? +
Source Serif 4 is available in 8 weights, with matching italic styles.
Can I use Source Serif 4 on my website? +
Yes. Source Serif 4 is released under the OFL license, which permits use in websites and most commercial projects. Always check the full license text for edge cases like selling the font file itself.
What fonts pair well with Source Serif 4? +
Source Serif 4 pairs well with Montserrat, Roboto, Open Sans, depending on whether you're using it for headlines or body text.