Pink
Pink was a color. Healthy Humans were said to be "in the pink", while a pleased individual could be said to be "tickled pink". (, ) 

The Andorian Thy'lek Shran referred to Humans as "pink skins", in reference to their skin pigmentation. (, et al.) Quark once inquired if there were problems between Miles O'Brien and his wife Keiko in 2369, adding that "Your face gets very pink when it gets aggravated. Much more so than most other humans." ()

Roses came in the color pink. In 2266, Charles Evans brought Janice Rand a pink rose, asking her if pink was her favorite color. () 

In 2371, Neelix served bantan, advising nobody eat any of the "little pink things". ()

See also 
 Pink dolphin

External link 
 
Colors