The Duchess of Cambridge stepped out looking stunning in scarlet on Monday afternoon (11 March), as she arrived at Westminster Abbey with Prince William.

The royal couple were joined by other senior royals, including the Queen and the Duke and Duchess of Sussex, for the Commonwealth Day Service.

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Kate's bright red coat with button detailing is a Catherine Walker piece she previously wore in 2014 during a visit to New Zealand.

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The Duchess of Cambridge previously wore her red coat on royal tour in New Zealand back in 2014.

The mum-of-three paired her striking cover-up with a matching hat and her hair worn up in an elegant chignon. Kate completed her outfit with neutral suede pumps and a matching clutch bag.

Commonwealth Day 2019
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Prince William's outfit complemented his wife's perfectly, as he chose a red tie for the occasion.

The Duchess of Sussex also opted to coordinate her hat and coat, choosing a white ensemble for the occasion.

Commonwealth Day 2019
Chris Jackson//Getty Images

This is the second outfit we have seen from Meghan today, as she stepped out in a green Erdem coat for a visit to Canada House with Prince Harry on Monday morning.

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Commonwealth Day 2019