Pixel to REM Converter

Accurately convert pixels (px) to rem, suitable for responsive web design

px
px
0 rem

Conversion formula: 1rem = Root Element Font Size

Calculation method: px รท Root Element Font Size = rem

Pixel to REM Conversion Information

REM is a unit of font size relative to the root element (html). By default, 1rem equals 16 pixels.

Common conversion values (based on 16px root font):

  • 16px = 1rem
  • 32px = 2rem
  • 8px = 0.5rem
  • 24px = 1.5rem

Usage instructions:

  1. You can adjust the Root Element Font Size (default 16px)
  2. Enter the pixel value in the input field
  3. Click "Convert" button or press Enter
  4. Get the corresponding rem value

Usage tips:

  • rem units are suitable for responsive design
  • You can adjust the root font size to achieve overall scaling
  • Commonly used for setting font sizes and spacing
  • Perfect for mobile development