I see there is a sporting / football newspaper (or former newspaper - now web site) also called the pink 'un, and apparently there had also been a green 'un foc

I see there is a sporting / football newspaper (or former newspaper - now web site) also called the pink 'un, and apparently there had also been a green 'un focusing on horse racing, but growing up in the UK I had never head of these. The FT post-dates the original pink 'un sporting newspaper, but was also, and still is, commonly referred to as "the pink 'un".