From navy suits to casual denim, understanding how to strategically wear blue can elevate ... white pants and a navy blue blazer with a royal blue striped shirt and azure strap.

While Princess Kate can be relied upon to wear smart, fitted blazers and Duchess Sophie has a penchant for wide-legged trousers, Princess Anne varies wildly in her outfit choice, ...

This was filmed in the US where she lives with her husband Prince Harry after the couple stepped down as working members of the Royal Family ... in a pale oversized blue shirt.