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The appearance of human dentition is important both psychologically and commercially. Many people perceive the lightness and chromaticity of their teeth as key factors in their overall appearance leading to large businesses in materials for colour‐matched fillings and crowns and in tooth whitening products. The human eye is very sensitive to small colour differences, recognizing a row of highly colour‐matched...
We provide a quantitative predictive model for the extent to which coloured dentine, visible through the enamel, contributes to tooth colour. Our model uses (L*,a*,b*) measurements rather than spectral measurements.We have used a model system, composed of a slice of bovine enamel placed on top of coloured paper. We have measured the colour of the enamel–paper combination, as an analogue for a tooth,...
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