Fiat Grigio Scuro (paint code 634) is an OEM factory solid paint color used on the 500D, 500, 600D. This color was available from the factory in: 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968. It is also known as Dark Gray. The base color family is Gray. Use this code when ordering touch-up paint, spray cans, or body shop refinishing products to ensure an exact OEM color match.