CSS Unit Converter

Convert between px, rem, em, pt, %, vw, and vh. Set your base font size below.

px
px16px
rem1rem
em1em
pt12pt
%100%
vw0.833vw
vh1.481vh

Quick Reference (base: 16px)

DescriptionPXREMPT
Small text12px0.75rem9pt
Body text (small)14px0.875rem10.5pt
Body text (default)16px1rem12pt
Large body text18px1.125rem13.5pt
H6 heading20px1.25rem15pt
H5 heading24px1.5rem18pt
H4 heading32px2rem24pt
H3 heading40px2.5rem30pt
H2 heading48px3rem36pt
H1 heading64px4rem48pt

Inspect CSS values and units on any website with SuperDev Pro's CSS Inspector.