Geranium Lake Pigment

Description

Geranium Lake is a handmade lake pigment prepared from a brilliant red dye precipitated onto a mineral substrate. It produces a vivid, floral pink red, bright and warm. In light washes it reads as a glowing rose or hot pink; in masstone it deepens into a saturated, almost neon scarlet rose. Compared to mineral reds and earths, Geranium Lake is far more luminous and transparent; compared to modern quinacridones, it feels softer, more "old fashioned," and a touch less blue clean, with a characteristic cosmetic warmth.

In use, Geranium Lake gives a brilliant, transparent to semi-transparent red ideal for florals, textiles, decorative motifs, illustration, sketchbooks, and historical color studies where its vintage character is desired. It has moderate tinting strength and builds beautifully in layers, shifting from delicate pink veils to strong, candy like reds. It mixes beautifully with yellows for coral and watermelon tones, with earths for elegant rose browns and skin tints, and with blues and violets for lively mauves and fashion inspired purples. As a dye based lake, however, it is not highly lightfast and is best used in work kept out of direct sunlight, stored closed in manuscripts, or digitized for long term preservation rather than displayed permanently.

This lake is bound to a mineral base, giving it better handling and stability than the raw dye while preserving its characteristic brilliance and translucency. In artist's colors it offers a distinctly vintage, "perfume counter" pink red, perfect for romantic, decorative, or fashion inspired palettes where archival permanence is not the main priority.

History

"Geranium Lake" historically referred to intense bluish red and pink lakes made from early Eosin Y derived lakes, especially in the late 19th and early 20th centuries. On the painter's palette, geranium type lakes offered a new kind of glowing, lipstick like orange red that mineral pigments and traditional insect or plant lakes could not replicate. In the pictured artwork "Irises" by Vincent van Gogh, the famous blue irises were once a vibrant purple before the Eosin Y from the Geranium Lake faded from sunlight.

However, many of these early reds were fugitive, fading or shifting noticeably under light. Over time, more permanent pigments, particularly quinacridones and modern organic reds, supplanted Geranium Lake in serious archival painting.

Pigment Information

Pigment Type: Synthetic (Organic) Eosin Y dye based lake pigment on mineral substrate
Source: Synthetic red dye precipitated onto an inorganic base
Origin: Germany (late 19th century)
Suitable Mediums: Oil, Watercolor, Gouache, Ink, Egg Tempera, Casein
Lightfastness: Poor
Opacity: Transparent
Other Names: Geranium Lake, Geranium Red Lake, Synthetic Rose Lake
Color Index Code: PR90:1
Image: 'Irises' by Vincent van Gogh from The Getty