It had to tone in with already darkened stone and brick.
The Times Literary Supplement (2014)
She added a soft rosy blush to her cheeks and outlined her eyes with a royal blue shadow to tone in with the dress.
The Sun (2007)
Although the idea of pastel-pink tulips in grass might sound saccharine, this colour combination works perfectly, toning in with the crab apple buds and blossom.