Flag of Switzerland

The colours are named in law, but no numeric values are given for any of them. The figures below are conventional values in wide use. Each value shows where it comes from, so you can choose the right level of certainty for your project.

Construction sheet

A square field with an upright white cross in a red field, the cross's equal arms each one sixth longer than they are wide.

Proportion (height:length)

1:1 (square)

Cross arms

Equal, each one sixth longer than wide

Source: Bundesgesetz über den Schutz des Schweizerwappens und anderer öffentlicher Zeichen (Wappenschutzgesetz, WSchG), SR 232.21