CSS Clamp Calculator:
Generate Fluid Typography | Free Tool

CSS Clamp Calculator: Generate Fluid Typography in Seconds

The CSS clamp() function revolutionized responsive design by eliminating the need for media queries. Instead of creating separate styles for different screen sizes, you can now use a single, elegant CSS function to scale fonts, spacing, and other properties fluidly across any viewport

What is CSS clamp()?

CSS clamp() is a mathematical function that takes three parameters: a minimum value, a preferred value, and a maximum value. As the viewport changes, the property automatically scales between your minimum and maximum values—making responsive design more maintainable and elegant.

Clamp Generator

Generate fluid clamp() values — enter min & max sizes and get real-time output.

Root Font Size
Viewport Settings
px
px
Input Unit
rem
→
rem
Generated clamp()
Enter min and max values above…

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Reference Clamp Values

Best-practice fluid sizes — 400px → 1280px, 16px root. Click any row to copy.

Typography — Font Sizes
Element Min → Max clamp() value
Border Radius
Element Min → Max clamp() value
Spacing — Section Padding
Name Min → Max clamp() value