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Typography Unit Converter

Swap between px, pt, em, rem, percentages, and print units with contextual controls for base font sizes and CSS-friendly outputs.

CSS Ready Context Aware Copy & CSV Export

Convert a Typography Value

Value

From unit

To unit

Context font size (em)

Root font size (rem)

Viewport width (px)

Awaiting input. Conversions use CSS reference pixel (96 DPI) with your context settings.

Auto-update as you edit Show conversion breakdown Show full conversion table Show CSS snippet Sync context & root sizes

Decimal precision

Enter a value to convert

Breakdown will appear here with px equivalents and context notes.

CSS snippet

/* Run a conversion to generate CSS */

Unit	CSS Notation	Value	Base px
Conversion table appears here after calculation.

Base pixels –

em in context –

rem from root –

Percent of context –

Awaiting input.

Set context & root font sizes to match your project so em and rem conversions stay accurate.
Use the CSS snippet to paste ready-to-go custom properties or utility classes.
Viewport units are based on your provided viewport width for responsive scaling.
Keep an eye on the percent stat to check how aggressive your scaling is.