WINSOR & NEWTON-Winton Oil Colour. The Winton line is a traditional range of oil colours. They're made from moderately priced pigments and formulated for student and amateur artists or more accomplished artists requiring large volumes of colour within moderate cost limits. This package contains one 37mL/1.25 fl. ounce tube of Winton Oil Colour. Available in a wide range of colours: each sold separately. Conforms to ASTM D4236. Imported.