>Bella is white
>Literally all the Vampires are whiteee, that's how they are. (In the book)
Facts:
>Bella is paler than everyone except the Vampires
>Bella also has the most delicious blood
>Bella also has special shield powers even when she is human
>bella is also unusually sharp for her age and does not conform to the status quo, redeems individual judgement and thinking
>All of this is complemented by her "whiteness" and is mentioned several times during the book and films.
These are the reasons why Edward, the 103 year old vampire, chose to be her mate, a human.