Synethesia is the idea that different sensory stimuli have connections and similarities, for example, a certain sound can evoke a certain color. This idea -- that abstract movement, light, color, and shape can connect with aural stimuli (music or sound) has long interested artists.
Viking Eggeling, Hans Richter, Oskar Fishinger and Walter Ruttman were among the first artists to explore this connection through abstract film
Center for Visual Music
Article about Visual Music
Hirschorn Show 2005
Mary Ellen Bute