liens

associations:
www.aic-color.org (international colour association)
www.cie.co.at/cie/ (commision internationale de l'éclairage)
www.colormarketing.org (color marketing group)
www.sdc.org.uk (the society of dyers and colourists)

divers
www.color-3c.com (formation couleur)
www.ncscolour.com (nuancier natural colour system)
http://pourpre.com (chroma-dictionnaire de couleurs)