Frank J. Wilstach, comp. A Dictionary of Similes. 1916.

Mellow

Mellow as the far-off lute.
—Anonymous

Mellow, like a plum which has hung in the sun.
—Anonymous

Mellow as the anger of waters in caves of the sea-shore.
—John W. de Forest

Mellow like the sunlight.
—Mary Johnston

Mellow, like a peach that is ready to drop in your lap.
—Samuel Lover

Mellow as a lamp in a lighted room.
—Alice Duer Miller