Use the Warm Tone Primer (Beige) for Gold and Copper Metallic colors. Metallic Paint Primer is an ideal primer and foundation color for Metallic Paints. This unique interior/exterior primer promotes adhesion or smooth surfaces, dries fast and is immediately sandable when dry. This unique interior/exterior primer promotes adhesion or smooth surfaces, dries fast and is immediately sandable when dry. These metallic paints are made from real brass, bronze, copper and iron metals that may tarnish, or deepen in colour over time. Use the Cool Tone Primer (Gray) under Silver and Pewter Metallic colors. Modern Masters is the leader in Metallic Paints, Oxidizing Finishes, Architectural Textures, Theme Paints, Blacklight Paints, Glazes, Varnishes, Crackles for Theming Designers, DIY, Contractors, Decorative Painters, Architects, and Designers recognized as the number 1 supplier of high-end, specialty water base paint products in the world. Metallic Paint Primer is an ideal primer and foundation color for Metallic Paints. Use the Cool Tone Primer (Gray) under Silver and Pewter Metallic colors. Our focus on modern-day specialty decorative coatings combined with the ancient art of patinization has made Modern Masters the world leader in water base aged metal finishes. Use the Warm Tone Primer (Beige) for Gold and Copper Metallic colors.