How to Make Websites Dark Mode

How to Make Websites Dark Mode

In recent years, dark mode has gained popularity among users, enhancing the aesthetic appeal of web applications and reducing eye strain. As a web developer or designer, incorporating dark mode into your website can significantly improve user experience. In this article, we'll delve into the steps and methods for enabling dark mode on websites.

Understanding Dark Mode

Dark mode refers to a user interface that features a dark background with light text. This design reduces the emission of blue light, which can lead to eye fatigue, especially during prolonged use. Developers can implement dark mode in various ways, from simple CSS changes to more complex JavaScript solutions.

Benefits of Dark Mode

• Reduces eye strain in low-light environments.
• Conserves battery life on OLED/AMOLED screens.
• Enhances visual preference for many users.

Simple Ways to Enable Dark Mode

There are several methods to implement dark mode in your web application:

1. Using CSS Media Queries: The easiest way to apply dark mode styles is by using the prefers-color-scheme media query. This detects if a user has set their system or browser preference to dark mode.
2. Custom Toggle Switch: Implement a toggle button that allows users to switch between light and dark modes manually. You can use JavaScript to apply a class to the body element based on user choice.
3. Framework Support: Many CSS frameworks like Bootstrap and Tailwind offer built-in dark mode support. Examine their documentation to leverage these features for your website.

Using CSS Media Queries

To apply dark mode using CSS media queries, insert styles as follows:

@media (prefers-color-scheme: dark) {
  body {
    background-color: #121212;
    color: #ffffff;
  }
}

Implementing a Manual Toggle

For greater control, provide a manual switch. Use JavaScript to manage class toggling:

const toggleButton = document.getElementById('toggle');
const currentTheme = localStorage.getItem('theme');
if (currentTheme) {
  document.body.classList.add(currentTheme);
}

toggleButton.addEventListener('click', () => {
  document.body.classList.toggle('dark-mode');
  localStorage.setItem('theme', document.body.classList.contains('dark-mode') ? 'dark-mode' : 'light-mode');
});

Advanced Customization

Once you have the basics down, consider fine-tuning your dark mode. Address specific elements like navigation bars, buttons, and forms with distinct styles. The goal is to ensure all interactive elements remain accessible and visually appealing.

Testing and Optimization

After implementing dark mode, conduct testing across various devices and browsers to ensure consistency and responsiveness. Use tools like Chrome DevTools to simulate user preferences and see how your changes appear under different conditions.

Conclusion

Adding dark mode to your website enhances user engagement by providing a thoughtful experience that reduces eye strain and improves aesthetics. By employing CSS media queries, offering customizable options, and continually refining your styles, you can successfully deploy dark mode on your site.

Glossary of Terms

• Dark Mode: A UI design with dark backgrounds and light text.
• CSS Media Queries: A CSS technique that applies styles based on device characteristics.
• JavaScript: A programming language primarily used to create interactive effects within web browsers.

Pro Tips

• Test your dark mode functionality on different devices.
• Consider user feedback to make necessary adjustments.
• Keep accessibility in mind and ensure color contrasts meet standards.

Mastering Dark Mode for Web Designs

Update: 03 Oct 2025