Answers for "how to keep random color in javascript"

javascript random color generator

function generateRandomColor() {
  var letters = '0123456789ABCDEF';
  var color = '#';
  for (var i = 0; i < 6; i++) {
    color += letters[Math.floor(Math.random() * 16)];
  }
  return color;
}

var randomColor=generateRandomColor();//"#F10531"

function to set random background color in javascript

function random(number){
    return Math.floor(Math.random()*number);;
}
function randomColor(){
 return 'rgb('+random(255)+','+random(255)+','+random(255)+')';    
}
function setRandomColor(){
    var clr_val=randomColor();
   // headings.style.color=randomColor();
    document.body.style.backgroundColor=clr_val;

}
var btn=document.getElementById("btn");
btn.addEventListener("click",setRandomColor);