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A color is a scripting data type that, as the name implies, represents an RGB color value and is written as color[r, g, b]. The R, G, and B values correspond to the intensity of the red, green, and blue elements of the color and can range from 0 to 255.
color[0, 0, 255]
The example above represents full intensity blue. The RGB values can be taken from one of the built-in color pickers (for example, by editing a palette color on the Editor Tools tab), or from many common image editing applications like Microsoft Paint.
When working in the visual Script Editor, any functions that have a color parameter will provide a color picker button in its visual node, as shown in the example below, that can be clicked on to select a color.
The following scripting functions include a color parameter: