The official colors of St. Louis CITY SC are city red, dark blue, and flouro green. These colors are prominently featured on the club's home and away kits, merchandise, and stadium branding. The color scheme reflects the club's identity and connection to St. Louis.
MLS teams release new primary and secondary kits each year through the league's partnership with adidas. St. Louis CITY SC's colors have become synonymous with the club's brand, and supporters proudly wear them on matchdays and throughout the year to show their allegiance.