Personally I'd ban tights. (says she who occasionally wears opaques)
Bare legs are fine.
I like the skirt & colour.
Not so sure about the jumper though I do like it when Meghan wears H&M as it makes me smile re H&M being Harry & Meghan 
I like Meghan's darker lipstick too.
It's nice to see them at Canada House, I think we (as a country) should strengthen our bond with Canada, (considering the mad man in charge of the US at the moment.)