Question

If you are colour blind, you may not be able to see the true colour of the gemstone emerald. What colour is it?

Answer 1

Green colourl is the color of emerald

And other precious emerald is of red colour

Answer 2

The emerald is of green colour and its colour cannot be told by a colorblind person because a colorblind person is unable to detect difference between shades of green colour and shades of red colour.

Colour blindness can be of three types:

● colour blindness of Red and Green colour

● colour blindness of yellow and blue colour

● total colour blindness

Out of the three types of colour blindness the colour blindness of Red and Green colours is the most common one.