clerk.com · Captured October 9, 2026
What font does Clerk use?geistNumbers & System UI
Clerk's homepage uses geistNumbers for 67% of its text, alongside System UI. Captured from clerk.com on October 9, 2026. Clerk serves geistNumbers itself with @font-face. Check the font's licence before using it — self-hosted fonts are often commercial or custom.
Free with an account · Chrome, Edge & Brave · reads a page only when you click
geistNumbers
Self-hosted (@font-face) · weights 400, 450, 500, 600, 700
67% of text
System UI
System font · weights 400, 500, 510, 700
20.3% of text
Inter
Self-hosted (@font-face) · weights 400, 500, 600, 700
7% of text
soehneMono
Self-hosted (@font-face) · weights 400
5.8% of text
Clerk's type scale.
Each text style on the homepage, set in its own size and weight on the page's own copy. Shown in your fallback font if you don't have it installed.
Heading 1
geistNumbers · 700
56px / 64px · -1.96px
Everything you need for authentication
Heading
Inter · 600
22px / 28px
Tailor made pricing from Acme, Inc.
Subheading
Inter · 700
18px / 22px
$9
Body
geistNumbers · 400
13px / 20px
clerk is best auth, btw
Heading 2
geistNumbers · 500
13px / 24px
Expo
Button
soehneMono · 400
13px / 24px
❯
Label
geistNumbers · 500
12px / 16px
Key
Caption
soehneMono · 400
10px / 14px · 1px
Yb9WrnC5nFrvvz
The geistNumbers font stack.
The exact font-family stack the page sets, as plain CSS and as a Tailwind v4 theme.
body {
font-family: geistNumbers, suisse, "suisse Fallback";
}@theme {
--font-sans: geistNumbers, suisse, "suisse Fallback";
--font-display: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}Captured from clerk.com on October 9, 2026 by Xtractly's Design System scanner, at 1440px wide in light mode. Sites change — run the extension on the live page for today's values. Xtractly isn't affiliated with Clerk; names and marks belong to their owners.
Questions
What font does Clerk use?
Clerk's homepage uses geistNumbers for 67% of its text, alongside System UI. Captured from clerk.com on October 9, 2026.
Is geistNumbers free?
Clerk serves geistNumbers itself with @font-face. Check the font's licence before using it — self-hosted fonts are often commercial or custom.
What font size does Clerk use?
Its main headings are geistNumbers at 56px, weight 700. Body text is geistNumbers at 13px with a 20px line height.
How can I find the font on any website?
Install the Xtractly extension, open any page and press Alt+F: it lists every font in use with its source, weights and the full type scale, and copies the CSS to load it.