Colorus is a versatile tool designed for seamless color manipulation across various formats. Whether you're handling RGB, HSL, HSV, or CMYK colors, Colorus streamlines the process, offering a hassle-free experience for managing colors in your projects.

The key features of Colorus include:

• Color Format Conversion: Effortlessly convert between different color formats such as RGB, HSL, HSV, and CMYK using a straightforward API.
• Color Manipulation: Adjust colors with ease using functions like lightening, darkening, saturating, desaturating, mixing, or changing hue to achieve your desired effects.
• Customizable Formatting: Tailor the output format of colors to your needs with options for minification and CSSNext compatibility.
• Contrast Ratio Calculation: Ensure accessibility compliance by calculating the contrast ratio between colors, aiding in meeting web accessibility standards.

You can install Colorus via npm:

npm i colorus-js

const { Colorus } = require('colorus-js');

// Create a new Colorus instance
const color = new Colorus('rgb(255 0 0)');

console.log(color.colorType); // Returns: 'rgb'
console.log(color.lighten(0.2).toHex({ minify: true })); // Returns: '#F33'

Utility that provides methods for working with colors.

Creates a new Colorus instance with the provided input.

constructor(input?: AnyColor)

• input: The color input string or object.

• colorType: Get the type of the current color.
• luminance: Get the relative luminance of the current color.
• rgb: Get the sRGB object representation of the current color.
• hsl: Get the HSL object representation of the current color.
• hsv: Get the HSV object representation of the current color.
• cmyk: Get the CMYK object representation of the current color.

• toHex(options): string: Convert the current color to hexadecimal format.
• toRgb(options): string: Convert the current color to RgbObject format.
• toHsl(options): string: Convert the current color to HslObject format.
• toHsv(options): string: Convert the current color to HsvObject format.
• toCmyk(options): string: Convert the current color to CmykObject format.
• mix(input, amount): Colorus: Mixes the current color with another color.
• lighten(amount): Colorus: Lightens the current color.
• darken(amount): Colorus: Darkens the current color.
• saturate(amount): Colorus: Saturates the current color.
• desaturate(amount): Colorus: Desaturates the current color.
• hue(amount): Colorus: Changes the hue of the current color.
• alpha(amount): Colorus: Changes the alpha (opacity) of the current color.
• contrastRatio(backgroundColor): number: Gets the contrast ratio between a foreground color and its adjacent background.
• invert(): Colorus: Inverts the color using sRGB values.
• grayscale(): Colorus: Converts the current color to grayscale.

• test(input): string | null: An analytical method to quickly test the input for any valid color. Returns the type of the color (e.g.: 'rgb') if the color is valid, otherwise null.

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