She always looks well put together. Her taste is classic and she favors simplicity, so she’ll always turn a solid look. But I would hesitate to call her a style icon. Re-negotiating your prenup multiple times? Now that’s a bit more what I’d consider icon behavior. We have no choice but to stan.
Concerning a Vogue cover, this is what she herself had to say about it, so I don’t know why it needs to be brought up 57 times on this forum: “Look, I’ve been there on the covers — on the cover of Vogue, on the covers of many magazines before. We have so many other important things to do than to be on the cover of any magazine. I think that life would not change for anybody if I’m on the cover.”