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colormap

2.3.0 • Public • Published

colormap Build Status

all colormap output

Usage

npm install colormap

let colormap = require('colormap')
 
let colors = colormap({
    colormap: 'jet'
    nshades: 10,
    format: 'hex',
    alpha: 1
})

API

list = colormap(options?)

Property Default Meaning
colormap 'jet' Color map name from the image above or a custom color scale — a sequence of {index, rgb} objects, where index is 0..1 number and rgb is a length 3/4 array with values for the color stop.
nshades 72 Number of colors in returned array, the minimum number depends on colormap.
format 'hex' 'hex' for #aabbcc, 'rgbaString' for rgba(255, 255, 255, 1), 'rba' for [255, 255, 255, 1], 'float' for [1, 1, 1, 1].
alpha 1 Alpha range, can be an array with alpha values or just 2 values for start/end colors.

Credits

Color maps are inspired by matplotlib color scales, cmocean oceanographic colormaps, cosine gradients and others. Thanks to authors of these libs for their invaluable work.

Keywords

install

npm i colormap

Downloadsweekly downloads

15,797

version

2.3.0

license

MIT

homepage

github.com

repository

Gitgithub

last publish

collaborators

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