3/4 Sleeves
A navy suit or women's black suit pairs well with lighter colors such as white and light blue
And to go to the Serpentine Gallery to make an impression, to get photographed. Grevin, founded in the 19th century, has long packed its ornate halls with political leaders, artists, pop-culture figures and, yes, British royals
If the wedding is explicitly casual, go with a navy blazer, gray trousers, white shirt, brown loafers
If its something corporate from your work or your partners, Id go for a midi length dress or skirt rather than something very short
These shoes enter sneaker territory by changing up the sole to an athletic design and can sometimes have other sneaker-like details, such as a padded ankle