Dress: Floral Print Body-con Dress by Alexander McQueen (Thanks Angela & CR!)
Felicity Smoak (played by Emily Bett Rickards) on Arrow on The CW was spotted wearing this black and blue floral dress on Arrow on episode 'Sins of the Father' (4x13) in Mar 2016. Felicity's Dress is the Floral Print Body-con Dress by Alexander McQueen .