A powdery substance used to color. In water, grease, resin, organic solvents and other media do not dissolve, but can be evenly dispersed in these media and can make medium coloring, but also has a certain hiding power. Fine Arts with the basic requirements of the pigment particles as fine as possible, the more bright colors as possible, the more durable non-discoloration as possible (stability is good) . Watercolor paint watercolor paint in addition to white, almost are transparent. In order to meet the needs of watercolor shade dyeing. Gouache pigment was originally invented by adding white powder to watercolor pigments to make the color opaque. Watercolors are transparent, so it is difficult to correct mistakes. Gouache pigments can be easily modified because they are opaque. Later, Arabic gum and other raw materials were added to the gouache pigment to further improve its performance. Gum Arabic gives the gouache a sheen when it dries, but on special occasions (such as painting renderings and coloring animations) , the glue can form irregular spots on the surface or cause uneven color, that's why there's a special degumming pigment. Oil Paints use oil to dilute the pigment. Chinese painting pigment is very rich, there are various types, from mineral powder to plant extraction to animal extraction, the type is complex. In theory, all the other colors can be produced with only three primary colors, red, blue and yellow. However, the purity of the colors produced is always not high enough. Therefore, modern art pigment manufacturers provide various hue and lightness colors, to produce high-purity pigments to meet a variety of needs. From the basic 12 colors to the usual 24 or even 48 to more than 60 colors. Not to mention the special metallic color.
