tone in (with something)

tone in (with something)

To blend, match, or be congruous (with something). I really hate the design he came up with for this extension—it just doesn't tone in with the rest of the house at all! Considering the pastel colors of the rest of the house, I think a "mint ice cream" hue would tone in nicely for the front hallway.
See also: tone
Farlex Dictionary of Idioms.

tone in

v.
To match or harmonize with something: The sofa was a strange color, but it toned in well after we painted the walls. That new house doesn't tone in with the rest of the neighborhood.
See also: tone
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • tone in
  • hate (someone or something) like sin
  • hate like sin
  • integrate
  • integrate (someone) with (something)
  • integrate with
  • combo
  • blend into the woodwork
  • blend/fade into the woodwork
  • woodwork