Her Majesty, 92, wore an aqua coat with black buttons down the centre and a pair of coordinating black gloves for her royal outing.
She teamed the colourful outfit with a matching hat featuring a small posy of pink flowers on the brim as she greeted people at the shopping centre.
Wearing her classic three-string pearl necklace and pearl earrings the Monarch finished off her ensemble with the stunning diamond art deco double clip brooch.
The Queen was in Bracknell to visit the new town centre and unveil a commemorative plaque during the official opening of The Lexicon Shopping centre.
Her Royal Highness carried her favourite black leather handbag on her arm and wore a pair of black court shoes.
Pictures show her Majesty leaving The Bull Pub with representatives from the town.
She met with James Puxley, Lord Lieutenant for the Royal County of Berkshire and Chief Executive Bracknell Forest Council Timothy Wheadon.