Hello. 
I'm starting this topic out of pure interest. I was wondering what colour do you think of when you see the number 4. That is, I want you to think of a colour that fits number four. The interest started because Both I and my sister think of:
(don't read before you think of an appropriate colour)
Also, why do things like sound and numbers, or even words have different colours in your mind if you think about it?

I'm starting this topic out of pure interest. I was wondering what colour do you think of when you see the number 4. That is, I want you to think of a colour that fits number four. The interest started because Both I and my sister think of:
(don't read before you think of an appropriate colour)
Spoiler
yellow
[close]
Also, why do things like sound and numbers, or even words have different colours in your mind if you think about it?