Element: focusout event

The focusout event fires when an element is about to lose focus. The main difference between this event and blur is that focusout bubbles while blur does not.

The opposite of focusout is focusin.

Bubbles Yes
Cancelable No
Interface FocusEvent
Event handler property onfocusout
Sync / Async Sync
Composed Yes


Live example


<form id="form">
  <input type="text" placeholder="text input">
  <input type="password" placeholder="password">


const form = document.getElementById('form');

form.addEventListener('focusin', (event) => {
  event.target.style.background = 'pink';

form.addEventListener('focusout', (event) => {
  event.target.style.background = '';



Specification Status Comment
UI Events Working Draft Added info that this event is composed.
Document Object Model (DOM) Level 3 Events Specification Obsolete Initial definition

Browser compatibility

BCD tables only load in the browser

See also