Walnut | MudPaint Walnut is a rich, espresso-chocolate dark brown furniture paint color. It’s a beautiful black walnut shade that is a richer, darker tone than our Pebble. MudPaint is a clay and water-based paint that is easy to apply, offers great coverage, and has a smooth matte finish. MudPaint is eco-friendly, LEED-compliant and it’s unique, clay-based formula with natural earthen materials requires little prep work. And it needs no waxing for a smooth coat. You will love painting with Simply White clay furniture paint – MudPaint’s pure, simply white wood furniture paint. Hand Painted Wooden Tag – The best way to see the actual MudPaint color and texture. 4 oz Sample – Perfect for a small project like a chair or side table. 16 oz Pint – Usually more than enough to complete a large size piece of furniture. 32 oz Quart – Covers approximately 150 square feet and will cover several pieces of furniture.