Build generates a heatmap color scheme smoothly across the given scheme ranges.

FromImage creates a color scheme from an image.

AlphaFire is a gradient color scheme from transparent through red to yellow then white.

Classic is a color scheme that goes through a variety of colors.

Fire is a gradient color scheme from grey to white through red and yellow.

OMG is a gradient color scheme from purple through red to white.

PBJ is a gradient color scheme from orange to purple.

PGAitch is a gradient color scheme from a dismal dark to a bright yellow.

A SchemeRange is a color range for computing a scheme.

A SchemeSpec is a color generator specification.