Responsive CSS Utility

CSS Clamp & Fluid Typography Calculator

Generate accurate, modern clamp() formulas for smooth viewport-based typography scaling without jumpy media queries.

Vanilla CSS
clamp(1rem, 0.6667rem + 1.6667vw, 2rem)
Tailwind CSS Arbitrary Class
text-[clamp(1rem,0.6667rem_+_1.6667vw,2rem)]
CSS Variable
--fluid-size: clamp(1rem, 0.6667rem + 1.6667vw, 2rem);
800px (24.0px)
The quick brown fox jumps over the lazy dog.

Frequently Asked Questions

Is CSS Clamp & Fluid Typography Calculator free to use?

Yes, CSS Clamp & Fluid Typography Calculator is completely free with no signup or registration required. All processing happens directly in your browser.

Is my data safe?

Absolutely. Your data never leaves your device. Everything runs locally in your browser — no uploads, no servers, no tracking.

Do I need to install anything?

No installation needed. CSS Clamp & Fluid Typography Calculator works entirely in your web browser on both desktop and mobile devices.

How do I use

Simply enter or paste your input in the tool above, and the result will be generated instantly. No configuration required.

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