A dark blue grey made from a mixture of Ultramarine, mars black and sometimes crimson. It was named after the 18th century water-colorist William Payne who created the mixture and often recommended it to his students as an alternative to plain black. Unlock your potential with thick, high viscosity, pigment-rich professional acrylic color. Known for its buttery consistency and intense color load, this professional-grade acrylic delivers outstanding coverage, permanence, and flexibility across a wide range of surfaces. The high-viscosity formula retains brushstrokes and knife marks beautifully, making it ideal for impasto, layering, and mixed-media techniques. Every color is made with lightfast, artist-quality pigments for consistent, archival results that won’t fade or crack over time. Perfect for fine artists, educators, and advanced students, Liquitex Professional Heavy Body Acrylic provides the tactile experience of oil paint with the fast-drying, water-based convenience of acrylics. Mix it with Liquitex mediums for limitless texture, transparency, and finish options.