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Typography Units Converter (PX, REM, EM, PT)

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Convert font and layout sizes between Pixels (px), Root-EM (rem), EM, Points (pt), and Inches.

Size Value

Input Unit

Base Font Size (px)

Equivalent Typographic Sizes

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Helpful Examples

Standard Body to Header

24px font size

24px = 1.5rem = 18pt

How to Use the Typography Units Converter (PX, REM, EM, PT)

Web design and print typography unit matrix. Translate CSS pixel sizes into responsive REM and EM units based on configurable root html font size (default 16px) and target screen DPI.

Privacy & Data Processing Notice

No user data leaves your browser. Computation is executed entirely on your device. We do not store, view, or transmit your inputs over our network. Your computation remains on your personal machine.

Frequently Asked Questions

How is REM calculated from PX?

REM = PX / Base Font Size (default 16px). For instance, 24px / 16px = 1.5rem.

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