Contact adress
KontextWissenschaft — Prof. lic. phil. Urs Baumann — Zollikerstraße 195 — CH-8008 Zurich — Switzerland — Telephone/Fax: ++ 41 79 642 66 62 — e-mail :

All materials originate from the publication «IdeaColour», Narciso Silvestrini, Baumann & Stromer publisher, 1994, Zurich).
This website was redesigned within the research project Colour & Light of the Zurich University of the Arts.

© 2011 KontextWissenschaft, Zurich, Switzerland.

© 1999 for the illustrations of all systems, except pertaining to «Philipp Otto Runge», «Hermann von Helmholtz», «Tradition indienne», «Tradition hébraïque», «Tradition liturgique», «Symbolique», «Héraldique», «Anthroposophie» and «l’Archéomètre», held by Allcomm Business Communication AG on behalf of Ciba-Geigy AG. Electronic copyright of all illustrations owned by KontextWissenschaft, Zurich.

It is strictly forbidden to copy texts or images from the «IdeaColour» production, to integrate them either partially or completely into publications or other electronic productions. Any use of texts or images shall require the written consent of kontextwissenschaft, Zurich, Switzerland.

IdeaColour credits
Concept/production: Prof. lic. phil. Urs Baumann
Illustrations/metaphysical systems: Prof. Narciso Silvestrini, (Professor for Colour Theory and Experimental Geometry at Milan’s Polytechnic of Design, in Italy), Mailand
Texts: Prof. Dr. Ernst Peter Fischer, (Professor in Scientific History at the University of Constance, Germany)
English translations: John Dennis Gartrell
French translations: Dr. Denis-Armand Canal (E.N.S., 1967)

Publication digitale
Colour-Light Centre, Zurich, in collaboration with Urs Baumann.
The website was created with the use of