La vie en rose
https://www.youtube.com/watch?v=0feNVUwQA8U 'La vie en rose' - French expression that may have originated in the XVII century and which links to the colour pink, as a symbol of happiness. La vie en rose is then a way of saying that someone is
Shades of grey and shades of pink
This post's title is not so much related to the book (that I did't even read) "50 shades of grey" but to its title: "shades of" as if nothing is either black or white in life. As for the pink