Portland Warm Grey: A middle-value, red-grey. Ideal for reducing the chroma of reds, oranges and yellows. As shown above, mix Portland Warm Grey with Titanium Buff to create an orange-grey or with Portland Cool Grey to create a violet-grey.
Pigment: Titanium dioxide, synthetic red iron oxide, synthetic black iron oxide (PW 6, PR 101, PBk 11)
Vehicle: Alkali refined linseed oil
Lightfastness I, Series 2, OPAQUE