Color Matters - - Explores the physiological and psychological effects of color and how it affects appetite, vision, sexuality, energy conservation and its relationship to architecture and interior design.
ColorSpeak - - User-generated interactive database of color meaning and symbology.
The Colour Group of Great Britain - - An interdisciplinary society for those concerned with colour measurement, reproduction vision, and perception, with colour in lighting, architecture and art.
The Meaning of Color for Gender - - The Meaning of Color for Gender paper, by Natalia Khouw. Includes numerous references on subject and contact informatio.
Natural Color System - - Color communication in architecture, design, manufacturing, marketing, research and education. This international color order system is entirely based on how the human being perceives color.