Transparent Yellow Oxide
 
Joules & Joules Transparent Yellow Oxide Matte Acrylic Paint is a cool, earthy, and vibrant yellow distinguished by its exceptional lightfastness and pronounced transparency. Despite its light and subtle body, it delivers excellent chromatic presence and control. The pigment is derived from synthetic hydrated iron oxide (PY42), ground into ultra-fine particles that impart luminous transparency and an exceptionally smooth texture. This refined structure allows the creation of thin, translucent layers ideal for glazing and layering, without compromising chromatic integrity or stability.
 
Yellow iron oxide is among the oldest pigments in the history of painting, used since the Paleolithic era in its natural ochre form. Its synthetic production, developed in the 19th century, introduced a purer, more stable, and more predictable version, free from the mineral impurities commonly found in natural sources. Transparent Yellow Oxide represents the evolution of this tradition, combining the historical character of earthy pigments with modern ultra-fine milling technology. This advanced process transforms the classic ochre tone into a more vivid, translucent, and controllable color, while preserving its natural and timeless essence.
 
In terms of performance, Joules & Joules Transparent Yellow Oxide is rated I (Excellent) for lightfastness and shows outstanding permanence across all media, with excellent compatibility alongside both inorganic and organic pigments. Its refined transparency makes it especially suitable for glazing techniques, light modeling, and subtle tonal gradations. It is a highly versatile and sophisticated color, uniting the legacy of mineral pigments with contemporary technical precision—an indispensable choice for palettes that seek balance, depth, and optical richness.
 
Pigment Classification
Synthetic Inorganic Pigment
 
Chemical Composition
Synthetic Hydrated Iron Oxide – Fe₂O₃ • H₂O
 
Color Index
PY 42
 
Binder
Acrylic Resin
 
Transparency/Opacity
Transparent
 
Lightfastness
I (Excellent)
 
Tinting Strength
Medium
 
Drying Time
Fast
 
Notes
Excellent permanence in all media.
 
Toxicity
Not considered toxic; however, ingestion, contact with eyes, and prolonged skin contact should be avoided.
 
MSDS (Safety Data Sheet)
Available on the website here.
 
Series
2
 
Availability
37 ml and 100 ml tubes, and 250 ml jars.