The Best Favicon Format in 2026
There is no single best favicon format — there's a best setup. Modern sites ship a multi-size .ico for legacy support, a PNG for high-DPI rendering, and an SVG for the sharpest scalable icon.
ICO is the original favicon container. A single .ico can hold multiple resolutions (16, 32, 48, 64, 128, 256) so the browser picks the best match. Every desktop browser supports it.
PNG renders pixel-perfect at any density when sized correctly. Use it alongside .ico via <link rel="icon" type="image/png" sizes="...">.
SVG is the lightest, scales infinitely, and supports dark-mode media queries. Chrome, Edge, Firefox, and Safari (15+) all support it.
So funktioniert es
- 1
Start from a square source
Use a 512×512+ PNG or an SVG with a square viewBox.
- 2
Generate a multi-size .ico
Bundle 16, 32, 48, and 64 inside one .ico file.
- 3
Add modern variants
Export PNG (180×180 for apple-touch-icon) and SVG, then link them in <head>.
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Favicon-GeneratorFAQ
Do I still need favicon.ico in 2026?+
Yes. Browsers still fetch /favicon.ico by convention when no <link> tags exist, and Windows shortcuts require it.
Can I use only an SVG favicon?+
Not safely. Older browsers and some social embedders ignore SVG. Always pair it with .ico or PNG fallbacks.
What's the smallest valid favicon setup?+
A multi-size favicon.ico at /favicon.ico — that's it. Everything else is optimization.