Bluer than blue...or maybe a little blah...

blue

/blo͞o/

Adjective Of a color intermediate between green and violet, as of the sky or sea on a sunny day.

Noun Blue color or pigment.

Verb Make or become blue: "the light dims, bluing the retina"; "blued paper"; "the day would haze, the air bluing with afternoon".

Synonyms adjective. gloomy - azure noun. azure