muted

/ˈmjutɪd/
adjective
  1. Made quieter or softer in sound.
    • The applause was muted, as the audience was still shocked.
    • They spoke in muted tones so as not to wake the baby.
    • The muted trumpet added a melancholy feel to the song.
  2. Not as bright, strong, or intense; subdued in color, emotion, or effect.
    • The film's muted lighting created a somber atmosphere.
    • The room was decorated in muted shades of blue and gray.
    • Her muted response suggested she was not happy with the news.