I suppose the most marked example of color as structure is in the Byzantine use of mosaic decoration that becomes architecture. The decoration of the interiors so related to the form that they fuse. In less elaborate interior design this is always the ideal approach to color - used not only as just color alone.
Van Day TruexBetter rooms better furniture, better objects d'art can only be created for a society interested in living - not existing.
Van Day TruexThe easiest approach to any strong color is to use a lot of it, thus unifying a room. However, beware of too many strong colors unless you happen to like living on a battlefield.
Van Day Truex