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  • License MIT

@phun-ky/moebius is a versatile JavaScript library that automatically generates visually pleasing and customizable color palettes from a given base color. Whether you're building data visualizations, UIs, or design systems, Möbius offers various harmony modes (analogous, complementary, triadic, and more), smooth interpolation, luminance shifts, and diverging palette generation - all with extensive color format support and intuitive API design.

Package Exports

  • @phun-ky/moebius
  • @phun-ky/moebius/dist/moebius.js

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (@phun-ky/moebius) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

@phun-ky/moebius möbius

logo

Generate harmonious, customizable color palettes from a single base color - instantly and programmatically.

Commitizen friendly PRs Welcome SemVer 2.0 npm version issues license size npm GitHub Repo stars codecov build

About

Möbius is a color palette generation tool designed for developers and designers who need quick, consistent, and attractive color schemes. It supports a wide variety of palette types and exports color data in multiple formats — RGB, HSL, LAB, CMYK, and more - making it ideal for both web design and data visualization.

Features

  • Generate palettes using:
    • Interpolation
    • Luminance shifts
    • Monochromatic, Complementary, Analogous, Triadic, Tetradic, etc.
  • Output in multiple color spaces: RGB, HSL, LCH, CMYK, etc.
  • Randomized or lightness-corrected options
  • Diverging palette support
  • TypeScript-friendly API

Demo

You can check out a working CodePen where you can adjust settings and colors here, or the website moebius.wtf.

Install

npm i -S @phun-ky/moebius

Full API-reference

You can find the full API documentation here.

Usage

Import and run the required function:

import Moebius from '@phun-ky/moebius';

const { MoebiusColor, MoebiusPalettes } = await Moebius();

const palette = new MoebiusPalettes({
  baseColor: new MoebiusColor('#1e90ff')
});

console.log(palette.colors.interpolate); // ['#1e90ff', '#3298d8', ...]

Creating palettes

The main feature is the ability to create palettes with a given primary color and a secondary color (used for diverging palettes). You can also give the color to diverge to/from.

Default options

const defaultOptions = {
  diverging: false,
  bezier: false,
  randomOffset: false,
  correctLightness: false,
  noDuplicates: true,
  colorScaleMode: 'lch',
  reverseDirection: false,
  divergentColor: '#f5f5f5'
};

You initiate MoebiusPalette like this:

import Moebius from '@phun-ky/moebius';

const { MoebiusPalette, MoebiusColor } = await Moebius();

const palettes = new MoebiusPalettes({
  baseColor: new MoebiusColor('#003f5c'),
  secondaryColor: new MoebiusColor('#ff9900'),
  ...options
});

And then you can enjoy your palettes!

Interpolate

console.log(palettes.colors.interpolate);
/*
[
  "#003f5c",
  "#2b4e4d",
  "#555d3d",
  "#806c2e",
  "#aa7b1f",
  "#d58a0f",
  "#ff9900"
]
*/

Gives you an array of hex-colors.

logo

Luminance shift

console.log(palettes.colors.luminanceShift);
/*
[
  "#003f5c",
  "#5f8bac",
  "#b3dff2",
  "#f5f5f5",
  "#fcb852",
  "#d17300",
  "#762800"
]
*/

Gives you an array of hex-colors. logo

If you diverge them, it could look like this: logo

Monochromatic

console.log(palettes.colors.monochromatic);
/*
[
  "#003f5c",
  "#003342",
  "#002329",
  "#000e0f",
  "#000000"
]
*/

Gives you an array of hex-colors. logo

Complement

console.log(palettes.colors.complement);
/*
[
  "#003f5c",
  "#0f394d",
  "#1f343d",
  "#2e2e2e",
  "#3d281f",
  "#4d230f",
  "#5c1d00"
]
*/

Gives you an array of hex-colors. logo

Split

console.log(palettes.colors.split);
/*
[
  "#003f5c",
  "#1f2a43",
  "#3d152a",
  "#5c0011",
  "#5c190b",
  "#5c3206",
  "#5c4b00"
]
*/

Gives you an array of hex-colors. logo

Triadic

console.log(palettes.colors.triadic);
/*
[
  "#003f5c",
  "#1f2a52",
  "#3d1549",
  "#5c003f",
  "#521f2a",
  "#493d15",
  "#3f5c00"
]
*/

Gives you an array of hex-colors. logo

Tetradic

console.log(palettes.colors.tetradic);
/*
[
  "#003f5c",
  "#26205c",
  "#4b005c",
  "#540f2e",
  "#5c1d00",
  "#363d00",
  "#115c00"
]
*/

Gives you an array of hex-colors. logo

Pentadic

console.log(palettes.colors.pentadic);
/*
[
  "#003f5c",
  "#2e203b",
  "#5c001a",
  "#5c2a0d",
  "#5c5400",
  "#2e5806",
  "#005c0b"
]
*/

Gives you an array of hex-colors. logo

Hexadic

console.log(palettes.colors.hexadic);
/*
[
  "#003f5c",
  "#3d1549",
  "#5c0a2a",
  "#5c1d00",
  "#494700",
  "#2a5c0a",
  "#005c1d"
]
*/

Gives you an array of hex-colors. logo

Analogous

console.log(palettes.colors.interpolate);
/*
[
  "#003f5c",
  "#00285c",
  "#00115c",
  "#0f085c",
  "#1d005c",
  "#34005c",
  "#4b005c"
]
*/

Gives you an array of hex-colors. logo

Get color objects

import Moebius from '@phun-ky/moebius';

const { MoebiusColor } = await Moebius();

//
const color = new MoebiusColor('#003f5c');

console.log(color.hsl); // hsl(199, 100%, 18%);

This will make available a color object with all of the colors readily converted and ready to use. This is an example output of the color object:

{
  "color": "#003f5c",
  "name": "Maniac Mansion",
  "hex": "#003f5c",
  "rgb": "rgb(0, 63, 92)",
  "hsl": {
    "h": 199,
    "s": 100,
    "l": 18
  },
  "hwb": {
    "h": 0.45,
    "w": 0,
    "b": 0.64
  },
  "hsv": {
    "h": 198.91,
    "s": 1,
    "v": 0.36
  },
  "lab": {
    "l": 24.72,
    "a": -5.95,
    "b": -22.26
  },
  "xyz": {
    "x": 0.37,
    "y": 0.43,
    "z": 0.38
  },
  "lch": {
    "l": 24.72,
    "c": 23.04,
    "h": 255.03
  },
  "oklch": {
    "l": 0.35,
    "c": 0.08,
    "h": 236.65
  },
  "hsi": {
    "h": 197.96,
    "s": 1,
    "i": 0.2
  },
  "oklab": {
    "l": 0.35,
    "a": -0.04,
    "b": -0.06
  },
  "cmyk": {
    "c": 100,
    "m": 0,
    "y": 32,
    "k": 64
  }
}

toString

For the non-CSS units, the color object also exposes a toString method pr unit:

const color = new MoebiusColor('#003f5c');

console.log(color.hsl.toString()); // "199, 100, 18"

toObject

The color object exposes a toObject method, that allows to objectify from any color unit given to either a color object for the hsl units, or default rgb:

const color = new MoebiusColor('#003f5c');

console.log(color.toObject('hsl')); // "199, 100, 18"
console.log(color.toObject(); // "0, 63, 92"

toFloat

The color object exposes a toFloat method, that allows to objectify to float values, as in 0-1 instead of 0-255/0-100 from any color unit given to either a color object for the hsl units, or default rgb:

const color = new MoebiusColor('#003f5c');

console.log(color.toFloat('hsl')); // "199, 1, 0.18"
console.log(color.toFloat(); // "0, 0.25, 0.36"

Types

Types can be found in @phun-ky/moebius/moebius.d.ts.

Contributing

Want to contribute? Please read the CONTRIBUTING.md and CODE_OF_CONDUCT.md

License

This project is licensed under the MIT License - see the LICENSE file for details.

Changelog

See the CHANGELOG.md for details on the latest updates.

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The sponsorship is an unique opportunity to alleviate more hours for me to maintain my projects, create new ones and contribute to the large community we're all part of :)

Support me on GitHub Sponsors.

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