The Spanish translation for Blue is Azul. This word often comes up when talking about materials & quality, emotions. It can be used as adjective. It is the 811th most commonly used word in Spanish, classified as a A1 word. You can find example sentences below to provide context, and you can also listen to how the word is pronounced. Download our app for offline access to this and the other 3000 most common Spanish words with over 60000 example sentences, pronunciations, and various practice types.