Since most greens in the natural world have a high degree of yellow in them, painters will appreciate the yellowy warmth of Phthalo Emerald while beautifully transparent Phthalo Green serves as the cooler or blue shade. Either Phthalo Green, completely lightfast with an extraordinary tinting strength, or Phthalo Emerald can be used to “boost” mineral colors in tints.

Cobalt Green, made from a compound of oxides of cobalt and zinc, found favor with 19th century landscape painters after 1856. Cobalt Green makes valuable greys and is especially effective for painting the American Southwest, where green should be kept to a muted minimum.

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