ACF Fiorentina, commonly referred to as Fiorentina [fjorenˈtiːna], is an Italian professional football club based in Florence, Tuscany. Fiorentina is one of the fifteen European teams that played the finals in all three major continental competitions: the Champions League (1956–1957, the first Italian team to reach the final in the top continental competition), the UEFA Cup Winners (1960–1961 and 1961–1962) and the UEFA Cup (1989–1990). Since 1931, the club has played at the Stadio Artemio Franchi, which currently has a capacity of 43,147. The stadium has used several names over the years and has undergone several renovations. Fiorentina is known widely by the nickname Viola, a reference to their distinctive purple colors.