Onyx Dark Mode Switcher

A lightweight WordPress plugin that lets your visitors switch between light and dark mode in one click.

No setup pages. No confusing options. No performance overhead.

Just install, activate, and your visitors can switch between light and dark mode instantly with one click.

The plugin automatically handles your site’s colors and works out of the box with any WordPress theme. It’s built for site owners who want a modern feature without complexity.

If you believe features should be simple, fast, and invisible — this plugin is for you.

OS Aware Dark Mode

Automatically detects the user’s system preference and applies dark mode when enabled.

Keyboard Shortcut Support

Allow users to toggle between light and dark mode using a keyboard shortcut.

Enable Dark Mode on Page Load

Start your website in dark mode by default for a comfortable browsing experience.

Skip Dark Mode on Selected Elements

Exclude specific CSS selectors from dark mode styling for full control.

Display Switch Button in Menu

Easily add the light/dark mode switch button to your WordPress navigation menu.

Switch Button Customization

Customize the switch icon, shape, position, size, and color to match your website design.

Use Custom Switch Button

Replace the default toggle with your own custom switch button.

Replace Images in Dark Mode

Show alternative images when dark mode is enabled for better visibility.

Invert Images in Dark Mode

Automatically invert images to maintain contrast in dark mode.

Invert SVG Graphics

Apply smart inversion to SVG icons and graphics in dark mode.

Enable Image Grayscale Mode

Convert images to grayscale for a cleaner dark mode appearance.

Darken Background Images

Reduce brightness of background images for improved readability.

Multiple Preset Dark Mode Color Schemes

Choose from multiple ready-made dark mode color presets.ependencies, no bloat