REM to Pixels Converter
Convert rem units back to pixels for CSS design checks and implementation handoff.
Result
16 px
Formula: px = rem × base font size.
All conversion happens locally in your browser. The value you enter is not sent to a server, logged, stored, or transmitted.
How to use this tool
Enter the required values in the labeled fields. Results update in your browser and are announced for assistive technologies. Use realistic measurements and verify important outcomes before acting on them.
Formula or logic
px = rem × base font size. Default base font size is 16px.
Example calculation
Example: 1.5rem with a 16px base equals 24px.
Frequently asked questions
Can I change the base size?
Yes. Enter the root/base font size used by your design.
Is this browser-only?
Yes. No server processing is used.
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