Chromium oxide is an opaque, willow-green pigment. Although it was discovered in 1809, it was not available to artists until 1862. Today, it is commonly used for camouflage clothing.

Our professional watercolor continues to be formulated based on our founding principles: to create unparalleled colors that provide artists with the broadest and most balanced selection of pigments, just as it was in 1835 when William Winsor and Henry Newton introduced the world's first moist watercolors.

A wide range of single-pigment colors. Our collection uses only the finest pigments, which is why they are known for their brilliance, permanence, and color intensity. With 79 single-pigment colors, we offer the largest selection of modern and traditional pigments.

Unmatched transparency. Formulated with the highest quality methods for optimal pigment distribution, our unmatched transparency ensures that every wash remains vibrant and luminous.

Lightfast and permanent. 104 out of 108 colors in the professional watercolor line are rated AA or A for permanence, ensuring that the colors used today will remain the same for generations.

Create your own palette of granulating colors. Many artists appreciate granulation for achieving texture on paper. Explore some of our beautiful granulating colors to build your palette and learn more about minimizing and maximizing this effect.

Tone, shade, and super-granulate your palette. Our professional watercolor line offers over 30 lightfast and permanent single-pigment colors. Try some of these colors; tone and shade them, and mix them to create extraordinary super-granulated colors.