FreeToolsMax - Free Online Tools
Dark Mode Previewer CSS & UI Tools
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Dark Mode Previewer

The Dark Mode Previewer, branded on FreeToolsMax as the UI Theme Preview Tool, lets you view UI components like buttons, inputs, cards, and alerts in both light and dark themes. You can switch modes o n the fly, apply your own color schemes, and see changes in real-time ideal for ensuring your design looks consistent and accessible across themes.

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Website Preview
Website Name

Welcome to our website

This is a preview of how your website would look in dark mode. You can customize the appearance using the controls on the right.

Featured Content
Dark mode improves readability

Studies show that dark mode can reduce eye strain in low-light conditions and conserve battery life on OLED screens.

Learn more
This is an informational alert message.
Sidebar
Recent Posts
  • Benefits of Dark Mode
  • How to Implement Dark Mode
  • Accessibility Considerations

© 2023 Website Name. All rights reserved.

Customization Options
CSS Output
/* Your dark mode CSS will appear here */
Accessibility Report
Contrast Ratio

4.8:1 (Good)

Text Size

Consider increasing font size

Overall accessibility score: 85% - Good, but could be improved

How to Use This Tool

Usage instructions coming soon!
Practical Use Cases
Visually test components across light and dark themes for UI consistency.
Apply and evaluate custom branding themes using design tokens.
Verify accessibility and contrast compliance in both modes.
Quickly prototype and export theme-specific CSS or utility classes.

Key Features

Light/Dark Mode Toggle

Switch between light and dark themes instantly.

Component Preview

See UI elements like buttons, cards, inputs, and alerts in each mode.

Design Token Support

Use CSS variables or Tailwind classes to apply custom themes.

Live CSS Output

Grab generated CSS or utility classes in real time.

Frequently Asked Questions

It lets you switch between light and dark themes to preview common UI components like buttons, cards, inputs, etc.

Yes — you can use CSS variables or Tailwind classes to apply custom design tokens.

Yes — it's completely free, browser-based, and doesn’t require any signup.

Yes — you can copy the generated CSS or Tailwind utility classes live.

Yes — as of July 2, 2025, the tool is fully functional on FreeToolsMax.

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