Developer Tools
CSS Unit Converter
Convert between CSS units (px, rem, em, etc.)
Value to Convert
= 16 pixels
Configuration
Conversions
px
16pxrem
1remem
1emvw
0.8333vwvh
1.4815vh%
1.3333%pt
12ptcm
0.4233cmmm
4.2333mmin
0.1667inCommon Typography Sizes
Unit Reference
UnitDescription
pxPixels - absolute unitremRoot em - relative to root font-sizeemEm - relative to parent font-sizevwViewport width - 1% of viewport widthvhViewport height - 1% of viewport height%Percentage - relative to parentptPoints - 1pt = 1/72 inchcmCentimeters - physical unitmmMillimeters - physical unitinInches - physical unitWhy Use CSS Unit Converter?
- ✓100% Free - No hidden costs or premium features
- ✓No Signup Required - Start using instantly without creating an account
- ✓Privacy First - All processing happens in your browser. Your data never leaves your device
- ✓Lightning Fast - Instant results with no server delays
How to Use
- Enter or paste your text in the input area above
- The tool will automatically process your input
- Copy the result or download it as a file
Features
- ✓All CSS unit support
- ✓Configurable base values
- ✓Typography size presets
- ✓Viewport calculations