Patent ID: 6628829
Filing Date: 2003-09-30
Classification: G01J,G06T,H04N

Abstract:
A method for matching a color of a target surface comprising the steps of:providing a test card having a pattern of at least one color field printed thereon, each of the at least one color field being monochromatic and having a true color; positioning the test card adjacent the target surface; producing a digital record that includes a digital image of the test card and at least a portion of the target surface exhibiting the target surface color, the target surface color producing a captured target color on the digital image and each of the at least one color field producing a captured pattern color on the digital image; determining an estimated true target color using the captured pattern color and the true color of each of the at least one color field; providing a database of product color information; and determining a nearest matching product color using the estimated true target color and the database of product color information.