ColorSeparate (Built-in Mathematica Symbol)

ColorSeparate[image] gives a list of single-channel images corresponding to each of the color channels in image.ColorSeparate[image, colorspace] gives a list of images ...

ImageColorSpace (Built-in Mathematica Symbol)

ImageColorSpace[image] gives the name of the color space of image.

AlphaChannel (Built-in Mathematica Symbol)

AlphaChannel[image] returns the alpha channel of image.

ColorNegate (Built-in Mathematica Symbol)

ColorNegate[image] gives the negative of image, in which all colors have been negated.

RemoveAlphaChannel (Built-in Mathematica Symbol)

RemoveAlphaChannel[image] removes all opacity information from image.RemoveAlphaChannel[image, c] removes opacity by blending all pixels with the background color c.

SetAlphaChannel (Built-in Mathematica Symbol)

SetAlphaChannel[image] adds a fully opaque alpha channel to image.SetAlphaChannel[image, a] sets the opacity of all pixels to a.SetAlphaChannel[image, aimage] sets the alpha ...

ColorQuantize (Built-in Mathematica Symbol)

ColorQuantize[image, n] gives an approximation to image that uses only n distinct colors.

ImageChannels (Built-in Mathematica Symbol)

ImageChannels[image] gives the number of channels present in the data for the Image object image.

ColorCombine (Built-in Mathematica Symbol)

ColorCombine[{image_1, image_2, ...}] creates a multichannel image by combining the sequence of channels in the image_i. ColorCombine[{image_1, image_2, ...}, colorspace] ...

Color Processing (Mathematica Guide)

Mathematica provides convenient functions and algorithms for manipulating colors in images, with full generality for arbitrary numbers of color channels.