If I were the guardian of the Hertz brand I’d be shaking my head. Surely the Hertz logo is yellow?
The Hertz Corporation (also known as Hertz Rent A Car or simply Hertz) is the world’s second largest car rental company, with 1,900 locations in the United States and 5,100 worldwide behind Enterprise, but is the largest general use car rental company in the world. Source: Wikipedia
This blue Hertz key fob was with the key of a car rented from Copenhagen airport a few days ago.
Mind you, there are some funny goings on with brands in Copenhagen. Look at all the logos on this building! The building is Industriens Hus.