 The flag consists of 3 horizontal stripes, blue, yellow and blue respectively, in the central part of the yellow stripe is the Seal of Guadalajara conceived by the emperor Carlos V in 1539.The design for the flag was ordered by Francisco Medina Asencio who was the governor of Guadalajara in 1967.The colors were taken from the towers of the metropolitan cathedral which was built in the middle of the 19th century of pumice by the Architect Manuel Gómez Ibarra to lighten them in case of earthquake, after the original towers were destroyed by a quake in 1818.