Page 14 - HAIR COLOUR

Now if cyan, magenta and yellow beams were reflected on the wall,
where the three colours overlapped, they would create three new colours
red, blue and green and where all six colours overlapped, would cause the
Retina rod cells to become excited all at the same time, and the colour
they would recognise is black. Fig 11.

Fig 11.

11.

Summary:

Colour is recognised by the Retina cone cells in the human eye when
white light is absorbed by an object and the colour of its pigments are
reflected by corresponding wavelengths.

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