blue
blo͞o/
adjective
adjective: blue; comparative adjective: bluer; superlative adjective: bluest
of a color intermediate between green and violet, as of the sky or sea on a sunny day."the clear blue sky"
synonyms:
sky blue, azure, cobalt, sapphire, navy, powder blue, midnight blue, Prussian blue, electric blue, indigo, royal blue, ice-blue, baby blue, air force blue, robin's egg blue, peacock blue, ultramarine, aquamarine, steel blue, slate blue, cyan; MoreOxford blue, Cambridge blue;
informal
(of a person or mood) melancholy, sad, or depressed."he's feeling blue"
synonyms:
depressed, down, sad, unhappy, melancholy, miserable, gloomy, dejected, dispirited, downhearted, downcast, despondent, low, glum; informaldown in the dumps