Chroma.Chroma

The attempt here is to provide something similar to https://gka.github.io/chroma.js/ but also idiomatic Elm.

Definition

chroma : String -> Result String ExtColor

Given a valid hex string (6 or 3) produce an RGB Color.

scale : Nonempty ExtColor -> ( Data, Float -> ExtColor )

Return a new configuration and a function from float to color based on default values and the given colors.

Calculate the distance in RGB color space.

Calculate the distance in RGB 255 color space.

Calculate the distance in LAB color space.

domain : Nonempty Float -> Nonempty ExtColor -> ( Data, Float -> ExtColor )

Return a new configuration and a function from float to color based on default values, the given colors and domain.

scaleDefault : ( Data, Float -> ExtColor )

Return a new configuration and a function from float to color based on default values - colors White to Black, domain 0 - 1.

scaleWith : Data -> Nonempty ExtColor -> ( Data, Float -> ExtColor )

Return a new configuration and a function from float to color based on the given configuration values and the given colors.

Nonempty Float

-> Data

-> Nonempty ExtColor

-> ( Data, Float -> ExtColor )

Return a new configuration and a function from float to color based on the given configuration values, the given colors and domain.