National Gallery article: “Fading and Colour Change of Prussian Blue: Methods of Manufacture and the Influence of Extenders” by Jo Kirby and David Saunders, 2004. If you need blue in your paintings, You’ll probably need ultramarine too.” Prussian blue inclines toward green, whereas ultramarine inclines toward purple. 37 ml Tube - Known for their versatility and array of capabilities, casein paints can be. Straight from the tube, YInMn Blue is opaque and deep, but it has a red hue which is particularly clear when compared with Ultramarine and Cobalt Blue, which are greener in comparison. In response to someone asking if Prussian Blue can be a substitute for Ultramarine Blue: “Prussian blue is quite different from ultramarine, so would not make a good substitute for it. Its qualities include: transparent, very good lightfastness, high oil content, non-toxic and very fast drying. ![]() It goes by other names: Berlin Blue, Paris Blue, Antwerp Blue, Milori Blue, Brunswick Blue, Turnbull’s Blue, Chinese Blue, among others. Unlike the clean transparency of Ultramarine Blue, Cobalt Blue has a slightly ‘milky’ quality and it has a moderately low tinting strength. Prussian Blue, considered the earliest of our synthetic, inorganic modern pigments, was first synthesized by the paint maker Diesbach in Berlin around 1706. PB35 is opaque whereas PB 36 is more transparent, has higher tinting strength, and is darker in value than PB 35. Some paint manufacturers label it cerulean blue but the proper name should be cobalt chromite blue. Note: there is also PB36 made from oxides of cobalt and chromium. Fake cerulean made with phthalocyanine blue does horrible things in flesh tone mixtures. If it isn’t real cerulean blue, it isn’t worth trying to save or use. It’s a mixture of phthalocyanine blue and zinc white or titanium white, or both. It’s useful for painting flesh tones of light-complected people.īeware of a paint labeled: “cerulean blue hue”. ![]() Mixing it thoroughly with a small amount of linseed or walnut oil will bring it to a smooth, controllable consistency. It’s an expensive pigment with good lightfastness. ![]() Ultramarine blue is associated with the sea and depth. However I also have Schmincke Ultramarine and Cobalt and find it impossible to tell the difference between the two when painted out in swatches. However, ultramarine blue has a small red tint, which makes the blue appear deeper and more appealing. I have WN Ultramarine and Cobalt and find them to be quite different. Real Cerulean Blue (PB 35, cobalt stannate) is a compound of cobalt and tin. at 1:23 am I have noticed that the difference between Ultramarine and Cobalt blue can vary across brands.
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