How To Implement DarkMode in React Using Tailwind CSS (2025) 👐

Today we are going to learn how to implement DarkMode in React Using Tailwind CSS in 4 easy steps.

Hello Developers 👋,

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Step 1: Open Your Tailwind.config.js

Tailwind CSS has built-in support for dark mode. To enable it, modify the tailwind.config.js file

The darkMode configuration option determines how the dark mode variant will be activated. There are a few different options available:

1. true Dark mode is enabled globally for the entire application.
2. false Dark mode is disabled.
3. media Dark mode is activated based on the prefers-color-scheme media query. If the user's system preference is set to dark mode, the dark mode styles are applied.
4. class Dark mode is controlled by adding a class to the HTML element when dark mode is active.

darkMode: "class"