Question

what are the primary colour and why they are so called​

Answer 1

Answer:

RED , GREEN & BLUE are the primary colour.

They are called primary colours because when they are mixed up with other colours , they form a new colour. So this is why I guess they are called primary colours.

Hope this helps!

Answer 2

Primary colours are Red,Blue and Yellow.They are so called because these colours cannot be obtained by mixing any colours.