Queen Elizabeth II, wearing a red hat and coat with black details, visits aircraft carrier 'HMS Queen Elizabeth' in Portsmouth, England, on May 22, 2021. AFP
Dressed in a red suit with black accessories, Queen Elizabeth II visits Lord Roberts' workshops in London's Kensington on November 10, 1960. Getty Images
Queen Elizabeth II, wearing a red coat and co-ordinated hat, during a royal visit to the Isle of Wight on July 26, 1965. Getty Images
Queen Elizabeth II, wearing a red coat dress and co-ordinated hat, greets the public as she attends the Maundy Service at Hereford Cathedral on April 15, 1976. Getty Images
Queen Elizabeth II, wearing a red dress with gold detail, at a Big Top Show in Home Park, Windsor, to celebrate her silver jubilee on May 29, 1977. Getty Images
Queen Elizabeth II, wearing a red and white coat, and Prince Philip arriving in Kiribati during their tour of the South Pacific on October 23, 1982. Getty Images
Prince Philip, Marianne von Weizsacker, Queen Elizabeth II, wearing a red coat and white gloves, and former German president Richard von Weizsacker at Castle Bellevue in Berlin on May 27, 1987. AP
Queen Elizabeth II, wearing a red coat with white gloves and a white hat, arrives at the Perth Government House on April 21, 1988. AFP
Queen Elizabeth II, wearing a red coat and co-ordinated hat, visiting St Anne's Church in Kew, London on April 14, 1989. Getty Images
Queen Elizabeth II, wearing a red coat and matching hat, having tea with a family in Glasgow on July 7, 1999. Getty Images
Queen Elizabeth II, wearing a red silk-embossed chiffon dress by Karl Ludwig, attending a reception at King's House, Jamaica on February 18, 2002. Getty Images
Queen Elizabeth II, wearing a red gown with crystal detailing, attends the Royal Variety Performance in Cardiff, Wales on November 21, 2005. Getty Images
Queen Elizabeth II, wearing a deep red dress and matching hat, attends the Cheltenham Festival on March 13, 2009. Getty Images
Queen Elizabeth II, wearing a red dress and her Canadian Maple Leaf Royal Brooch, arrives for Canada Day celebrations in Ottawa, Canada on July 1, 2010. AFP
Queen Elizabeth II, wearing a red coat and matching hat, arrives to greet the Emir of Qatar, Sheikh Hamad bin Khalifa Al Thani to her Windsor residence on October 26, 2010. WPA
Queen Elizabeth II, wearing a red and white checked coat, during a visit to Essex on October 28, 2010. Getty Images
Queen Elizabeth II, wearing a red coat and matching hat, during a visit to RAF Valley in Holyhead on April 1, 2011. Getty Images
Queen Elizabeth II, wearing her mantle of the Order of The British Empire designed by Marion Foale, attends a service at St Paul's Cathedral in London, on March 7, 2012. AFP
Queen Elizabeth II, wearing a red coat, leaves hospital on March 4, 2013 in London, England. Getty Images
Queen Elizabeth II, wearing a co-ordinated red dress, hat and coat, attends the Christmas Day service at St Mary Magdalene Church in Sandringham, Norfolk, on December 25, 2019. AFP
Queen Elizabeth II, wearing a red coat and hat, with a red and white scarf, in Windsor on December 8, 2020, waits to thank local volunteers and key workers for their efforts during the coronavirus pandemic. AFP
Queen Elizabeth II, wearing a red hat and coat with black details, visits aircraft carrier 'HMS Queen Elizabeth' in Portsmouth, England, on May 22, 2021. AFP
Dressed in a red suit with black accessories, Queen Elizabeth II visits Lord Roberts' workshops in London's Kensington on November 10, 1960. Getty Images
Queen Elizabeth II, wearing a red coat and co-ordinated hat, during a royal visit to the Isle of Wight on July 26, 1965. Getty Images
Queen Elizabeth II, wearing a red coat dress and co-ordinated hat, greets the public as she attends the Maundy Service at Hereford Cathedral on April 15, 1976. Getty Images
Queen Elizabeth II, wearing a red dress with gold detail, at a Big Top Show in Home Park, Windsor, to celebrate her silver jubilee on May 29, 1977. Getty Images
Queen Elizabeth II, wearing a red and white coat, and Prince Philip arriving in Kiribati during their tour of the South Pacific on October 23, 1982. Getty Images
Prince Philip, Marianne von Weizsacker, Queen Elizabeth II, wearing a red coat and white gloves, and former German president Richard von Weizsacker at Castle Bellevue in Berlin on May 27, 1987. AP
Queen Elizabeth II, wearing a red coat with white gloves and a white hat, arrives at the Perth Government House on April 21, 1988. AFP
Queen Elizabeth II, wearing a red coat and co-ordinated hat, visiting St Anne's Church in Kew, London on April 14, 1989. Getty Images
Queen Elizabeth II, wearing a red coat and matching hat, having tea with a family in Glasgow on July 7, 1999. Getty Images
Queen Elizabeth II, wearing a red silk-embossed chiffon dress by Karl Ludwig, attending a reception at King's House, Jamaica on February 18, 2002. Getty Images
Queen Elizabeth II, wearing a red gown with crystal detailing, attends the Royal Variety Performance in Cardiff, Wales on November 21, 2005. Getty Images
Queen Elizabeth II, wearing a deep red dress and matching hat, attends the Cheltenham Festival on March 13, 2009. Getty Images
Queen Elizabeth II, wearing a red dress and her Canadian Maple Leaf Royal Brooch, arrives for Canada Day celebrations in Ottawa, Canada on July 1, 2010. AFP
Queen Elizabeth II, wearing a red coat and matching hat, arrives to greet the Emir of Qatar, Sheikh Hamad bin Khalifa Al Thani to her Windsor residence on October 26, 2010. WPA
Queen Elizabeth II, wearing a red and white checked coat, during a visit to Essex on October 28, 2010. Getty Images
Queen Elizabeth II, wearing a red coat and matching hat, during a visit to RAF Valley in Holyhead on April 1, 2011. Getty Images
Queen Elizabeth II, wearing her mantle of the Order of The British Empire designed by Marion Foale, attends a service at St Paul's Cathedral in London, on March 7, 2012. AFP
Queen Elizabeth II, wearing a red coat, leaves hospital on March 4, 2013 in London, England. Getty Images
Queen Elizabeth II, wearing a co-ordinated red dress, hat and coat, attends the Christmas Day service at St Mary Magdalene Church in Sandringham, Norfolk, on December 25, 2019. AFP
Queen Elizabeth II, wearing a red coat and hat, with a red and white scarf, in Windsor on December 8, 2020, waits to thank local volunteers and key workers for their efforts during the coronavirus pandemic. AFP
Queen Elizabeth II, wearing a red hat and coat with black details, visits aircraft carrier 'HMS Queen Elizabeth' in Portsmouth, England, on May 22, 2021. AFP