REM to PX Converter

Convert rem units to pixels instantly for precise measurements

About REM to PX Conversion

REM (Root EM) units in CSS are relative to the root element's font size, while pixels (px) are fixed units. This converter helps you translate responsive REM units to precise pixel values.

How to Use This Tool

  1. Enter the REM value you want to convert
  2. Specify your base font size in pixels (default is 16px)
  3. Click "Convert to Pixels" to get the equivalent pixel value
  4. Copy the result for use in your designs

The Conversion Formula

The formula to convert REM to pixels is simple:

px = rem × base-font-size

For example, if your base font size is 16px and you want to convert 1.5rem to pixels:

1.5rem × 16px = 24px

When to Use This Conversion

REM vs PX: Key Differences

Best Practices