For every person with normal sight/the concept of colour is intuitive and is acquired by the infant at a very early age. 'Perceived' colour is associated with detection by receptors in the eye, followed by interpretation in the brain of the energy scattered or transmitted by the material in sight - i.e. colour is the cerebral interpretation of the observer. In addition, there are many variables that make up colourant conditions - is the sample flat or curved, glossy or matte-finished, smooth or textured? All of these variables affect our perception of colour and as a result, this makes communicating colour to someone else extremely difficult.
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