PX to REM Converter
px
Default browser base size is 16px. Adjust to match your design settings.
PX to REM
px
Result:
0
REM to PX
rem
Result:
0
Common Conversions
About PX and REM
px is a fixed-size unit corresponding to screen pixels.
rem (root em) is relative to the root element font size, useful for responsive design.
Formulas:
- px ➝ rem:
px ÷ base = rem - rem ➝ px:
rem × base = px
How to Use the PX to REM Converter
- Set Base Pixel Size: Adjust the Base Pixel Size to your root font size (default 16px).
- Convert PX to REM: Enter a value in the PX field; the REM result appears instantly.
- Convert REM to PX: Enter a value in the REM field; see the PX output immediately.
- Copy Results: Click Copy next to any result to copy the value.