Dinoco is the sponsor associated with the blue-and-yellow racing logo in Pixar’s Cars.
Dinoco is a fictional petroleum company and racing sponsor within the Cars universe. Its recognizable branding uses blue, orange, and yellow, and its race cars carry the Dinoco name prominently. The company’s most famous racer is The King, a veteran champion who drives the blue Dinoco-sponsored car with the number 43.
In the original Cars, Dinoco becomes especially important after Lightning McQueen competes for the Piston Cup. Winning the championship could bring him a Dinoco sponsorship, making the brand a major symbol of professional racing success. McQueen ultimately chooses to remain with Rust-eze, while Dinoco still becomes part of his broader story.
Dinoco also appears in other Pixar productions as an in-joke or recurring fictional brand. Its presence links Cars to Pixar’s wider visual universe, although the company’s most developed role is in the Cars films.