REM to Percentage Converter

Convert REM to percentage (%), suitable for responsive web design

px
rem
0 %

Calculation Method: (rem × parentFontSize) ÷ parentSize × 100 = %

REM to Percent Conversion Instructions

Percent (%) is a unit relative to the parent element size, commonly used in responsive design. By entering the REM value and the parent element font size, you can calculate the corresponding percentage.

Common Conversion Values Reference:

  • 1rem = 100% (assuming parent element is 16px)
  • 2rem = 200% (assuming parent element is 16px)
  • 0.5rem = 50% (assuming parent element is 16px)

Usage Instructions:

  1. Set the parent element font size (default 16px)
  2. Enter the REM value
  3. Get the corresponding percentage value

Usage Tips:

  • Suitable for responsive design
  • Calculate based on parent element font size
  • Accurate to three decimal places