9 Computer software platforms for color measurement and identification, color communication, color management, color quality control, color formulation, color visualization, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources comprised of color measuring computer software and an electronic color database recorded on computer media, the software is used to correct batches during the formulation and manufacture of these colored products, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources; mobile computing and operating platforms consisting of color measuring computer software, an electronic color database recorded on computer media and color measuring apparatuses namely colorimeters and spectrophotometers for collection and management of data, namely color measurement and identification, color communication, color management, color quality control, color formulation, color visualization, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources, the software is used to correct batches during the formulation and manufacture of these colored products, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources; color matching and formulation systems comprising color matching computer software and an electronic color database recorded on computer media for use in plastic color matching, ordering and measuring color for quality control, and reducing metameric differences and increasing color harmony among different materials to appear as the same color under various lighting sources, the software is used to correct batches during the formulation and manufacture of these colored products, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources; color matching software and electronic color database recorded on computer media for, in conjunction with at least one computer and color measuring devices, calculating required individual amounts of pre-colored material needed to simulate a color standard or to produce or develop a specific color in industries that use such pre-colored materials or pigments such as the plastics industry, the software is used to correct batches during the formulation and manufacture of these colored products, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources; electronic database in the field of color matching in the plastics industry recorded on computer media, namely an electronic database recorded on computer media that is used to correct batches during the formulation and manufacture of these colored products, and reduce metameric differences and increase color harmony among different materials to appear as the same color under various lighting sources