Aller à = to suit someone (French Expressions with aller)
We know that the verb aller means to go in French. Therefore aller à + location means to go to. But here is another use of aller à + person.
How to use "aller à" + person in French
Le rose va à ma sœur.Pink suits my sister.
Les chapeaux ne vont pas du tout à mon copain !Hats don't suit my boyfriend at all!
Ce chapeau va vraiment bien à Margot.This hat really suits Margot.
La grossesse va bien à ta femme.Pregnancy suits your wife.
In French, the verb aller à + person can be used in the context of looking good, for example when trying on clothes, to say to suit [someone] / to fit [someone].
Note that you can use aller bien à (to suit well) or aller mal à (to suit badly/to ill-suit).
ATTENTION:
In order to say it suits me/you/him/her/us/them...
you cannot use à + stress pronoun, but rather need to use indirect object pronouns as such:
[the thing(s)] + me/te/lui/nous/vous/leur + [va/vont]
Non, cette couleur ne lui va pas du tout !No, this colour doesn't suit him/her at all
Cette coupe de cheveux me va bien, n'est-ce pas ?This haircut suits me, doesn't it?
Other usage:
You can also use aller à + person to ask/say that [someone] is fine with [something], i.e. that something suits you:
Nous viendrons à 9 heures. Ça vous va ?We'll come at 9. Is it ok with you?
Ça lui va ? - Oui, ça lui va parfaitement.Is he ok with that? - Yes, he's perfectly fine with it.