Flag of Aarwangen Switzerland The Flag of Aarwangen is a municipal flag used exclusively by the municipality of Aarwangen, located within the canton (or state) of Lucerne in Switzerland. The flag consists of five equal horizontal stripes, alternating between light blue and white, with a black square positioned on the hoist side (the upper left corner when the flag is displayed vertically). This flag design represents a unique symbol for Aarwangen within the Swiss Federation. It does not hold any national or federal significance beyond the local municipality.