Catherine's Body Language Suggests Royal Might Be Pregnant As She Dazzles In Sheer Blue Dressbr br Similar to a look from Elie Saab's Resort 2019 collection, the dress had been adjusted to include long sleeves to adhere to the Royal Ascot dress code. br Kate paired the look with a coordinating Philip Tracey hat which featured a statement blue flower.br br Shying away from her usual classic accessories, the mum-of-three debuted a pair of metallic heels and matching silver clutch bag.br Much like any other well-dressed couple at Royal Ascot, Prince William, who accompanied Kate, was dressed in complementing shades, his light blue waistcoat perfectly matching his wife's outfit.