REM to PX Converter (16px Base)
Designers usually think in pixels while stylesheets are written in rem. Enter a rem value to see exactly how many pixels it renders as at the default 16px root size.
Runs in your browser — your text is never uploaded or stored.
REM
Pixel value
How to Use
- 1.Enter the rem value from your stylesheet.
- 2.Read the pixel equivalent below.
- 3.Copy it into your design tool or spec.
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FAQ
Does the browser zoom change this?
Zooming scales the rendered size, but the rem-to-px ratio stays tied to the root font size — 16px unless it has been overridden.
Can I convert several values at once?
Open the full PX ↔ REM converter for a table of common conversions.
Need more options?
PX to REM Converter
Free online pixel to rem converter for CSS. Convert PX to REM or REM to PX with a custom root font size. Instant, private, browser-based.