Winsor & Newton Professional Water Colour in Cobalt Green Dark offers fine artist's paint in a practical half pan. As a Series 3 colour, it is characterised by high colour stability and intense pigmentation. With a permanence rating of AA, this dark green shade ensures excellent lightfastness for lasting painting results on watercolour paper. The compact pan format allows targeted pick-up with a damp brush, enabling both delicate washes and bold colour applications to be executed with precision. The formulation dissolves exceptionally well and can be combined with other watercolour paints for custom colour mixes.