List of Colorado state symbols

The U.S. State of Colorado has many adopted symbols and emblems. Most of these symbols and emblems were adopted by acts of the Legislative Assembly of the Territory of Colorado, and after statehood, the General Assembly of the State of Colorado. A few of these symbols were adopted by executive action of the Governor. Federal agencies designated some of these symbols in honor of the state. Each entry explains the manner and date of adoption.

The first insignia of Colorado, the territorial motto: Nil sine numine, was adopted by the First Session of the Territorial Legislature on November 6, 1861. The seal and coat of arms of the Territory of Colorado were specified by the First Session of the Territorial Legislature but not created until November 11, 1861.