https://digi609sa.netlify.app/research/digi609sa-(204)
The straight hemline at the bottom falls simply above the ankles and the sleeves stop right after the elbows.
https://digi16sa.sfo3.digitaloceanspaces.com/research/digi16sa-(136).html
This is one factor of the attire that wouldn't have to match, so lengthy as the formality is coordinated.