The typeface on stackoverflow.com is Segoe UI Adjusted, inherit !important and Arial, loaded across 8 @font-face declarations. Every font family, weight and source on this page is read straight from the live CSS — no image guessing, no machine learning, just the rules the browser used.
The quick brown fox jumps over the lazy dog
font-family: 'Segoe UI Adjusted', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
The quick brown fox jumps over the lazy dog
font-family: 'inherit !important', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
The quick brown fox jumps over the lazy dog
font-family: Arial, Georgia, 'Times New Roman', serif;
The quick brown fox jumps over the lazy dog
font-family: Georgia, Georgia, 'Times New Roman', serif;
Get Font Info inspected the homepage of stackoverflow.com and parsed 3 stylesheets totalling 1.17 MB. Inside those stylesheets we found 8 @font-face declarations — the rules a browser uses to download and register a custom typeface. The primary typefaces are served from mixed, and 53 CSS rules reference them across the page.
Open the live inspector and hover any text on stackoverflow.com to see the exact font, weight, size and line-height for that element.
Open live font inspector for stackoverflow.comstackoverflow.com uses Segoe UI Adjusted, inherit !important and Arial as its primary typefaces. These fonts are loaded from a self-hosted webfont, an unknown source and the operating system and applied across 53 CSS rules on the homepage.
stackoverflow.com loads its fonts from a self-hosted webfont, an unknown source and the operating system. Get Font Info detected 8 @font-face declarations across 3 stylesheets on the live page.
stackoverflow.com loads Segoe UI Adjusted in 3 weights: 600, 700, 800. If you want to match the look, request the same weights from your font host so you only ship what's actually used.
Yes — once you know the font name, you can load it from the same source. If Segoe UI Adjusted isn't a fit (licensing, weight selection, look-and-feel), close alternatives include Inter, Manrope and DM Sans. Use the CSS snippet on this page as a starting point.
These fonts are self-hosted webfonts. They may be licensed commercially from a type foundry, custom-made for the brand, or freely available — you would need to identify the typeface and check its license at the foundry.
Compare the typography on stackoverflow.com with how other well-known sites load and use their fonts.
This page lists the fonts loaded by the homepage of stackoverflow.com. Get Font Info reads the live CSS — every @font-face rule, every font-family declaration — so you see the exact fonts the browser used, not an image-based guess.
More guides: how to find fonts on a website, name the font on a website, what font does this website use, or free font checker.