cm to mm CSS Converter
Convert Centimeter to Millimeter. Assumes 1cm = 10mm at the default 16px root font-size and 1920×1080 viewport. Adjust root context below for precise rem/em/vw/vh calculations.
Input Centimeter
cm
Result Millimeter
mm
Context
Common values
0.5cm 5mm
1cm 10mm
1.5cm 15mm
2cm 20mm
3cm 30mm
4cm 40mm
5cm 50mm
8cm 80mm
10cm 100mm