Brøndbyernes Idrætsforening ( Danish pronunciation: [ˈpʁɶnˌpyˀɐnəs ˈitʁætsfɒˌe̝ˀne̝ŋ] ), usually abbreviated to Brøndby IF ( Danish pronunciation: [ˈpʁɶnˌpyˀ ˌiˀˈef] ), is a Danish professional football club based in Brøndbyvester . Brøndby is the professional football section of Brøndbyernes Idrætsforening, which was founded on 3 December 1964 by a merger of the football clubs Brøndbyøster Idrætsforening (founded on 10 October 1928) and Brøndbyvester Idrætsforening (founded on 1 February 1909). The club's first team, which plays in the Danish Superliga , plays its home games at the Brøndby Stadium - in the clubs colors of blue and yellow.