Modern arms of the city of Florence: Argent, a fleur de lis gules. Adopted in 1266 after the Guelph victory over the Ghibellines, they are the same arms that the Ghibellines had used, but with the colours inverted. Coats of arms on the facade of the Palazzo Vecchio, Florence. First painted c. 1340. Repainted 1792. The current paintings are from post 1945.