The Impressionists created violet by glazing cobalt blue or ultramarine with red, or by using new cobalt and manganese violet pigments that had become available to artists.
印象派画家通过在钴蓝色或群青色上涂一层红色来得到紫色，或者直接使用当时已经开始生产的紫色钴锰颜料。
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Colors of this beautiful gemstone range from light violet-blue to ultramarine blue.