(Picture: Getty Images) For those tourists who do make it to the Amalfi Coast this summer ... taking a dip in the Blue Grotto, with waters so impossibly turquoise, you’d be forgiven for thinking ...
The background color is inspired by International Klein Blue, a hue that the artist Yves Klein first mixed in the 1950s, using it to make an array of monochromatic paintings until his death in 1962.
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