When users type in the word “Diwali” on the search engine, an animation of a miniature oil lamp — known as a diya — appears on the page.
Once users click on the animation, the rest of the page dims and numerous diyas appear, which users can light with their mouse.
Diwali is a festival with various meanings, histories and names depending on the region and religion observing it. Also named the Festival of Lights, it is observed by Hindus, Sikhs and Jains.
The first day of Diwali falls on November 4 this year, with celebrations usually lasting about five days.
It is customary for festival-goers to adorn their homes and public spaces with diyas, which are lit to create a luminous atmosphere.
Google has planted Easter eggs in the past to mark other notable events in the calendar.