TRUMATCH is based upon the original theories describing color as 3-dimensional space, which were separately presented by Munsell and Ostwald in 1929 and 1931, respectively, and refined in 1931 by the Commission Internationale de l'Eclairage (CIE).
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Solid, reliable brown is the color of earth and is abundant in nature. Light brown implies genuineness while dark brown is similar to wood or leather. Brown can also be sad and wistful. Men are more apt to say brown is one of their favorite colors.