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<p>Although colour is one of the most interesting and integral parts of vision, most models and methods of colourimetry (the measurement of colour) available to describe and quantify colour have been developed outside of optometry. This article presents a summary of some of the most popularcolour models and a brief history of the advancements that have led to our current understanding of the complicated phenomenon of colour. (<em>S Afr Optom</em> 2012 71(3) 133-143)</p

Colour spaces - a review of historic and modern colour models*