The earliest yellows were dug straight from the earth - ochres ground into powder and painted onto cave walls tens of thousands of years ago. Over time, artists experimented with more vivid yellow pigments. Of all of the groups in the Pigment Colour Index, yellow is one of the largest. Many historic yellow pigments were toxic or had poor lightfastness, but modern chemistry has brought safer, more lightfast yellows to artist palettes. We're thrilled to announce the publication of ‘Pigment Stories