ColorUtils

A color utility to help with converting between formats and getting color details

Functions

hexToRgb

Converts a HEX color string to its RGB values

Example

import { hexToRgb } from 'colorutils';

const rgb = hexToRgb('#ff0000');

console.log(rgb);
// Object { red: 255, green: 0, blue: 0 }

hsvToRgb

Converts HSV color values to its RGB values

Example

import { hsvToRgb } from 'colorutils';

const rgb = hsvToRgb(0.5, 1, 1);

console.log(rgb);
// Object { red: 0, green: 255, blue: 255 }

rgbToHex

Converts RGB values to a HEX color string

Example

import { rgbToHex } from 'colorutils';

const hex = rgbToHex(0, 255, 0);

console.log(hex);
// #00ff00

hsvToHex

Converts HSV values to a HEX color string

Example

import { hsvToHex } from 'colorutils';

const hex = hsvToHex(240, 1, 1);

console.log(hex);
// #0000ff

hexToHsv

Converts a HEX color string to a HSV values

Example

import { hexToHsv } from 'colorutils';

const hsv = hexToHsv('#ff00ff');

console.log(hsv);
// Object { hue: 300, saturation: 1, value: 1 }

sanitizeHex

Sanitizes a hex string - removing invalid characters and expanding it to 6 characters, e.g.:

#1    => #111111
#12   => #111222
#123  => #112233
#1234 => #112233
zz123 => #112233

Example

import { sanitizeHex } from 'colorutils';

const sanitizedHex = sanitizeHex('x123!');

console.log(sanitizedHex);
// #112233

getPerceivedLuminance

Get the perceived brightness of a given color. See: https://www.w3.org/TR/AERT/#color-contrast

Example

import { getPerceivedLuminance } from 'colorutils';

const perceivedLum = getPerceivedLuminance('#000000');

console.log(perceivedLum);
// 0