chart-utils.colors — org.clojars.smee/chart-utils 1.2.3

color-distance clj

(color-distance c1 c2)

Natural color distance metric, see http:;www.compuphase.com/cmetric.htm

create-color-scale clj

(create-color-scale min max triples)

create-color-scale-segments clj

(create-color-scale-segments & val-col-pairs)

divergence-colorscale clj

(divergence-colorscale min max)

From 'brownblue' of http://www.mathworks.com/matlabcentral/fileexchange/17555-light-bartlein-color-maps

divergence-colorscale-deadband clj

(divergence-colorscale-deadband min max min-dead max-dead)

Useful for divergences with a band of values within that should be deemphasized (by scaling their values by 0.1). From 'brownblue' of http://www.mathworks.com/matlabcentral/fileexchange/17555-light-bartlein-color-maps

magnification clj

(magnification x alpha beta)

Magnification. See http://www.caida.org/~youngh/colorscales/nonlinear.html. x is in [0,1], alpha should vary between -1 and 1, and a good range for beta is [0.5, 5.5].

same-brightness-rainbow clj

(same-brightness-rainbow min max)

Scale from https://mycarta.wordpress.com/2012/12/06/the-rainbow-is-deadlong-live-the-rainbow-part-5-cie-lab-linear-l-rainbow/ Rainbow with constant perceived brightness.

segments-to-heat-map-scale clj

(segments-to-heat-map-scale color-scale values)

transformation clj

(transformation x mu v)

tripel2color clj

(tripel2color [r g b])