Inch to EM Converter

Accurately convert inches (in) to EM, suitable for responsive web design

px
dpi
in
0 em

Conversion formula: 1 inch = 96px (96dpi)

Calculation method: (inch × dpi) ÷ parentFontSize = em

Inch to EM Conversion Instructions

EM is a unit of length relative to the parent element font size. By default, 1 inch is equal to 96 pixels, then converted to EM based on the parent element font size.

Common Conversion Values (Based on 16px Parent Font Size):

  • 1in = 6em
  • 0.5in = 3em
  • 0.25in = 1.5em
  • 2in = 12em

Usage Instructions:

  1. Set the parent element font size (default 16px)
  2. Adjust the screen DPI value (default 96)
  3. Input the inch value
  4. Get the corresponding EM value

Usage Tips:

  • Suitable for responsive design
  • Scales based on the parent element font size
  • Accurate to three decimal places
  • Commonly used in text layout