It would actually appear purple except, Corfidi says, our eyes are more sensitive to blues than purples.) When the light hits the sky at an angle at sunset and sunrise the same process happens ...

People in Norfolk were treated to a spectacular sunset as the sky turned shades of purple, pink and orange. BBC Weather Watches sent in vivid images taken from across the county on Sunday afternoon.

Thurne in the heart of The Broads looking like a beautiful painting Vivid colours in the skies above Cromer People in Norfolk were treated to a spectacular sunset ... sky turned shades of purple ...