Pixels to REM Converter
Convert PX to REM and REM to PX for CSS/Web Design
Modern web design uses REM (Root EM) units for typography and spacing to ensure accessibility and responsiveness. This tool converts standard Pixels to REM based on your root font size.
Calculator Inputs
Default browser size is 16px
Results
Enter values above to see your results
How It Works
REM = Pixels / Root Size. With a standard 16px root, 1rem = 16px, 2rem = 32px.
Tips & Best Practices
- •Always use REM for font-sizes to allow users to scale text via browser settings.
- •16px is the industry standard root size.
- •Use PX for borders or elements that should not scale.
Frequently Asked Questions
Why use REM instead of PX?
REM units are relative to the root html font size. This allows the entire layout to scale up or down if the user changes their browser's default font size, improving accessibility.
Related Calculators
Electricity Cost Calculator
Calculate the cost of running any electrical appliance
Password Strength Checker
Check how strong your password is and estimate crack time
Aspect Ratio Calculator
Calculate dimensions based on aspect ratio (16:9, 4:3, etc.) for images and video
Conversion Table Generator
Generate printable reference tables for Length, Weight, Temperature, and Volume conversions.