Tone may refer to: Visual arts and color-related. Tone (color theory), a mix of tint and shade, in painting and color theory. Tone (color), the lightness or brightness (as well as darkness) of a color. Toning (coin), color change in coins. Photographic print toning, a process that changes the color of monochromatic film, e.g. sepia tone. Screentone, a technique for shading or patterning drawings. Sound and music. Tone (linguistics), the pitch and pitch changes in words of certain languages. Tone (musical instrument), the audible characteristics of a musician's sound.
https://en.wikipedia.org/wiki/Tone