Using only the highest-quality pure pigment, our A J Ludlow Colours’ Cerulean Blue powder is suitable for all home-made paint formulations, including water, oil and acrylic colours, as well as solvent-based acrylic or polycarbonate resins. Cerulean Blue pigment powder is a mixed metal oxide inorganic pigment, cobalt (II) stannate. The pigment has excellent light fastness and is a clean and intense blue.