Listen to Liquid Blue (Music for the Mind) online. Liquid Blue (Music for the Mind) is an English language song and is sung by Sleep Music System. Liquid Blue (Music for the Mind), from the album Natural Cure - Músicas Relaxantes de Meditação para Dormir Bem Estar Estudar com Sons da Natureza Instrumentais, was released in the year 2017. The duration of the song is 3:57. Download English songs online from JioSaavn.