This deep blue-grey is our go-to favourite for moody skies, stormy seascapes, and dark shadows. A wonderful addition to any palette for landscape, botanical, still life, and illustration work, Delft Blue is beautiful when used full strength or in subtle washes.

Artist’s Notes: Delft Blue mixes well with other colours and is useful for depicting the natural blue-greys found in nature as well as mountains and distant hills.

Paint Maker’s Notes: The only Stoneground watercolour created using two pigments, Delft Blue is a combination of Ultramarine Blue (PB 29) and Raw Umber (PBr 7).

Transparency: Semi-Transparent

Staining: Semi-Staining

Granularity: Semi-Granular

Pigment Number: PB 29 + PBr 7

Pigment Type: Synthetic Inorganic

Pigment Composition: Complex silicate of sodium and aluminum with sulfur, and iron oxide hydroxide.

Lightfastness: Unrated

Toxicity: Non-toxic