Px, Em Conversion Tool

The following tool provides conversion between em and px.

  • First input: set the website's default font pixel size (usually 16px).
  • Second input: enter a pixel value to convert px to em.
  • Third input: enter an em (relative length unit) value to convert em to px.

Set default pixel size:

px

PX to EM:
px

EM to PX:
em

Conversion result:


Text Font Size

The table below lists conversion data between px, em, and percentage font sizes when the default webpage font size is 16px.

Related Articles

  • px, pt, em Conversion Table
  • Introduction to Differences Between px, em, and rem
  • Other Extensions