The Collaborative International Dictionary of English v.0.48:

chromesthesia \chromesthesia\ n.
   a form of synesthesia in which nonvisual stimulation results
   in the experience of color sensations. [Also spelled
   chromaesthesia.]
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

chromesthesia
    n 1: a form of synesthesia in which nonvisual stimulation
         results in the experience of color sensations [syn:
         chromesthesia, chromaesthesia]