Have you taken a pregnancy test?
You cannot change the color of your nipples
Some people have them, some people don't. You can;t make your nipples pink if they aren't naturally that colour.
Because they are hot
There isn't one. its ok if you have brown or pink it doesnt really matter.
Pink eye maybe. Depends if you got hit and is swollen, or pink eye. Black eye maybe....
pink if she has red hair
Your eyelid may be swollen in the corner and hurts due to an eye infection. You could have something like pink eye or even a sty in your eye.