npm install rampensau

// CJS style
let generateRandomColorRamp = require("rampensau");

// ES style: import individual methods
import { generateRandomColorRamp } from "rampensau";

import { generateHSLRamp } from 'rampensau';

function generateHSLRamp  ({
  total   : 9,                          // number of colors in the ramp
  hStart  : Math.random() * 360,        // hue center at the start of the ramp
  hCycles : 1,                          // number of hue cycles 
                                        // (.5 = 180°, 1 = 360°, 2 = 720°, etc.)
  sRange  : [0.4, 0.35],                // saturation range
  sEasing : (x) => Math.pow(x, 2),      // saturation easing function

  lRange  : [Math.random() * 0.1, 0.9], // lightness range
  lEasing : (x) => Math.pow(x, 1.5),    // lightness easing function
});