js get random hex color

'#'+Math.floor(Math.random()*16777215).toString(16);

'#'+(0x1000000+(Math.random())*0xffffff).toString(16).substr(1,6)

var randomColor = Math.floor(Math.random()*16777215).toString(16);

"#" + ((1<<24)*Math.random() | 0).toString(16));

function get_random_color() 
{
    var color = "";
    for(var i = 0; i < 3; i++) {
        var sub = Math.floor(Math.random() * 256).toString(16);
        color += (sub.length == 1 ? "0" + sub : sub);
    }
    return "#" + color;
}

function get_rand_color()
{
    var color = Math.floor(Math.random() * Math.pow(256, 3)).toString(16);
    while(color.length < 6) {
        color = "0" + color;
    }
    return "#" + color;
}

function getRandomRgb() {
  var num = Math.round(0xffffff * Math.random());
  var r = num >> 16;
  var g = num >> 8 & 255;
  var b = num & 255;
  return 'rgb(' + r + ', ' + g + ', ' + b + ')';
}

for (var i = 0; i < 3; i++) {
  console.log(getRandomRgb());
}
 Run code snippetHide results