/**
* YIQ equasion from
* http://24ways.org/2010/calculating-color-contrast
*
* @module color-measure/is-dark
*/
module.exports = function (color) {
var yiq = (color.red() * 299 + color.green() * 587 + color.blue() * 114) / 1000;
return yiq < 128;
};