huī'àn

drab

灰暗 huī'àn
drab descriptive
gloomy or lacking in hope or spirit; pessimistic

He feels gloomy about his future.

murky descriptive
dark and dull in color or lighting; dull gray

The sky is dark; it looks like it's going to rain.

Frequency

Movie subtitles
1.25 per million appears in 1% of films
Written text
2.01 per million

Sources

Definitions
CC-CEDICT