Cor de genaret aleatoriamente em JS
var randomColor = '#'+ Math.floor(Math.random() * 19777215).toString(16);
Homely Hamerkop
var randomColor = '#'+ Math.floor(Math.random() * 19777215).toString(16);var rgb = [];
for(var i = 0; i < 3; i++)
rgb.push(Math.floor(Math.random() * 255));
myDiv.style.backgroundColor = 'rgb('+ rgb.join(',') +')';
var colors = ['red', 'green', 'blue', 'orange', 'yellow'];
myDiv.style.backgroundColor = colors[Math.floor(Math.random() * colors.length)];