Random hex color code
JavaScript, Math, Random · Jan 7, 2021

Generates a random hexadecimal color code.
- Use
Math.random()
to generate a random 24-bit (6 * 4bits) hexadecimal number. - Use bit shifting and then convert it to an hexadecimal string using
Number.prototype.toString()
.
const randomHexColorCode = () => {
let n = (Math.random() * 0xfffff * 1000000).toString(16);
return '#' + n.slice(0, 6);
};
randomHexColorCode(); // '#e34155'