PT Serif and Google Sans Flex font pairing
Serif headings with a sans serif body.
Good pairings feel inevitable. Great ones set the tone before a single word is read.
Typography sets the tone before a single word is read. A strong pairing creates clear hierarchy while feeling like one consistent voice across every page. This paragraph is set in Google Sans Flex, while the headline uses PT Serif. Numbers like 0123456789, punctuation “quotes” — and ampersands & — reveal a lot about how two typefaces get along.
Look for contrast in structure and harmony in proportion: similar x-heights, compatible widths and a shared sense of rhythm. Bold text and italic text should feel natural, too.
Why this pairing works
A classic contrast: PT Serif's serifs give headlines an editorial, trustworthy voice while Google Sans Flex's clean shapes keep body text easy to scan on screens. Google Sans Flex ships in 11 weights, so you can build captions, buttons and emphasis without adding another family.
HPT Serif
PT Serif is a free serif typeface designed by ParaType, added to Google Fonts in 2011. It comes in 2 weights with matching italics.
More pairings for PT Serif →BGoogle Sans Flex
Google Sans Flex is a free sans serif typeface designed by Google, added to Google Fonts in 2025. It comes in 11 weights, and is a variable font with ROND, optical size, slant, width and weight axes.
More pairings for Google Sans Flex →Use this pairing on your website
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=PT+Serif:wght@700&family=Google+Sans+Flex:wght@400;700&display=swap" rel="stylesheet">h1, h2, h3 {
font-family: 'PT Serif', serif;
font-weight: 700;
}
body {
font-family: 'Google Sans Flex', sans-serif;
font-weight: 400;
line-height: 1.6;
}More pairings with PT Serif
Typography sets the tone before a single word is read. A good pairing feels like one voice.
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Typography sets the tone before a single word is read. A good pairing feels like one voice.
A classic contrast: PT Serif's serifs give headlines an editorial, trustworthy voice while Plus Jakarta Sans's clean shapes keep body text easy to scan on screens.
Typography sets the tone before a single word is read. A good pairing feels like one voice.
A classic contrast: PT Serif's serifs give headlines an editorial, trustworthy voice while Mulish's clean shapes keep body text easy to scan on screens.
More pairings with Google Sans Flex
Typography sets the tone before a single word is read. A good pairing feels like one voice.
A classic contrast: Playfair Display's serifs give headlines an editorial, trustworthy voice while Google Sans Flex's clean shapes keep body text easy to scan on screens.
Typography sets the tone before a single word is read. A good pairing feels like one voice.
A classic contrast: Fraunces's serifs give headlines an editorial, trustworthy voice while Google Sans Flex's clean shapes keep body text easy to scan on screens.
Typography sets the tone before a single word is read. A good pairing feels like one voice.
A modern twist on the classic: Google Sans Flex keeps headings crisp and contemporary, while Lora's serifs guide the eye along longer lines of text.
Frequently asked questions
Do PT Serif and Google Sans Flex go well together?
A classic contrast: PT Serif's serifs give headlines an editorial, trustworthy voice while Google Sans Flex's clean shapes keep body text easy to scan on screens. Google Sans Flex ships in 11 weights, so you can build captions, buttons and emphasis without adding another family.
Which font should be used for headings?
Use PT Serif for headings at weight 700, and Google Sans Flex for body text at weight 400. You can swap them in the pairing tool to compare.
Are PT Serif and Google Sans Flex free?
Yes — both are open-source fonts on Google Fonts and free for personal and commercial use.