PX to REM Converter: Convert Pixels to REM Units

Easily convert pixel (px) values to rem units for responsive web design. Customize the root font size for precise results.

Accurate Conversion Instant Results Developer-Friendly

Enter Your PX Details

Please enter a valid pixel value (e.g., 16).
Example: 16
Default: 16px (browser standard)

Your Guide to PX to REM Conversion

What’s a PX to REM Converter?

A PX to REM Converter helps web developers convert pixel (px) values to rem units, which scale based on the root font size. It’s perfect for creating responsive, accessible web designs!

How to Convert PX to REM Manually

Want to do it manually? Here’s the process:

Step 1:

Identify your pixel value (e.g., 16px).

Step 2:

Determine the root font size (default is usually 16px).

Step 3:

Divide the pixel value by the root font size (e.g., 16px / 16px = 1rem).

Our tool simplifies this process instantly!

Why Use REM Units?

REM units are ideal for responsive design because they:

  • Scale relative to the root font size (html element).
  • Simplify responsive typography and spacing.
  • Enhance accessibility for users who adjust browser font sizes.

Why Convert PX to REM?

Using REM units improves web development in several ways:

Responsive Design

REM units scale with user-defined font sizes.

Accessibility

Supports users who increase browser font sizes.

Simplified Coding

Easier to maintain consistent sizing.

Frequently Asked Questions About PX to REM Conversion

Curious about PX to REM conversion? Here are answers to common questions:

REM (Root EM) is a CSS unit relative to the root font size (set in the html element). For example, if the root font size is 16px, 1rem equals 16px.

REM units scale with the root font size, making designs responsive and accessible. PX units are fixed and don’t adjust to user settings.

The default root font size in most browsers is 16px, but you can customize it in your CSS or use our tool’s input field.

Yes! Multiply the REM value by the root font size. Our tool can be used inversely by entering a REM value and calculating the pixel equivalent.

100% accurate! The tool uses simple division (px / root font size) and supports decimal precision for exact results.