He said we are able to recognise different colours because our cone cells, that are responsible for colour vision, are sensitive to certain lights. As we get older, our perception of colour can ...

We can see about a million different colours Most humans are trichromats, which means our eyes have three different types of cone cells: red, green or blue, able to detect about 100 shades each.

Drag the slider to the left to see how an animal would see the same scene. Whereas human eyes contain three types of colour-detecting cells, called cones, dogs have just two. Their cone cells are ...

Typically, our colour vision is trichromatic, meaning we have three types of cone cells in our eyes, blue, green and red, that respond to short, medium and long wavelengths of light. Each cone ...