9.2  add-color<%>

A add-color<%> object is used to additively change the RGB values of a color% object. A add-color<%> object only exists within a style-delta% object.

See also get-foreground-add and get-background-add.

Methods
    get
    get-b
    get-g
    get-r
    set
    set-b
    set-g
    set-r