Prince William and President Donald Trump sparked a social media debate by wearing blue suits instead of black clothing to Pope Francis' funeral6.

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The choice did not grossly violate the dress code for the event (which reportedly called for a dark suit with a black tie for men). Prince William also appeared to be wearing blue, though a shade ...

eagle-eyed observers noticed that his suit was also dark blue — not black, as Vatican customs demand. And they weren't alone. Ex-President Joe Biden also appeared in a blue tie, joining the trio ...

A third commented: "Blue suit? Disrespectful." While his choice of suit seems controversial, it's not disrespectful to choose a dark shade other than black, as HELLO!'s Lifestyle Editor Nichola ...

First Lady Melania Trump was dressed in a long black outfit and veil, as prescribed by Vatican etiquette. Former US President Joe Biden and the UK's Prince William also wore dark blue suits ...