He designed it by replacing the central blue circle of the national flag with the state coat of arms [pt].

[2] Prior to its official adoption, the flag was widely used across Ceará during the governorship of Pedro Borges [pt] and adorned public buildings, state schools, and the Palácio da Luz.

[3] The flag was updated again on 21 June 2007 by state decree 13,897 to include a new simplified coat of arms.

[4][5][6]The fort and the Mucuripe Lighthouse [pt] in the seal represent the structures that protected the state from naval invasions and guided friendly vessels.

[6] The dove and the jangada also represent the Jangadeiro's Strike [pt] that occurred in Ceará and led to the then province to abolish slavery 3 years before the rest of the nation.