1. An on-line method of obtaining color copies of a color variable image comprising; a. independently changing and viewing the colors of individual components of a color variable image until a desired color combination of the image is obtained; b. projecting the colored image from (a) onto the input of an electrophotographic fast multi-color reproduction copier; c. making a copy of the image in a visual match of the colors projected; and d. repeating steps (a), (b) and (c) any desired number of times to obtain fast copies of the image in a multiplicity of color combinations.