You may have noticed that blue has been a popular shade for the royals during the German state visit. Kate Middleton , in particular, stepped out in a series of outfits inspired by the colour palette as she helped host President Frank-Walter Steinmeier and his wife First Lady Elke Büdenbender.

Kate, 43, wore a smart Alexander McQueen coat in a striking azure shade for the ceremonial welcome held at Windsor Castle . She paired the chic outwear with a navy blue hat and heeled boots, and also finished off her look with a pair of sapphire and diamond drop earrings once belonging to Princess Diana .

Later on Wednesday, the royal mum-of-three had cast off her coat to reveal a dark navy blue belted Burberry dress which she paired with pearls to view exhibits from the Royal Collection rela

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