random-color/index.js

Generate random colors based on the golden ratio, which are more visually pleasing.

'use strict';

var color = require('color');

var ratio = 0.618033988749895;
var hue   = Math.random();

module.exports = function (saturation, value) {

  hue += ratio;
  hue %= 1;

  if (typeof saturation !== 'number') {
    saturation = 0.5;
  }

  if (typeof value !== 'number') {
    value = 0.95;
  }

  return color({
    h: hue * 360,
    s: saturation * 100,
    v: value * 100
  });
};