CSS Unit Converter
Instantly convert between px, rem, em and % based on your root and parent font size. A free online tool for responsive CSS work.
You can also type the unit directly (e.g. 1.5rem).
Please check your input (enter a number; base values must be greater than 0).
Converted values
px16
rem1
em1
%16
Base values (used for rem / em / % conversion)
Working…
0.0
It hasn't frozen — the result will appear when the calculation finishes.