Glassmorphism Generator

What is Glassmorphism?

Glassmorphism is a modern UI design trend that creates frosted-glass aesthetics using CSS backdrop blur, transparency, subtle borders, and soft shadows. It creates depth and visual hierarchy while maintaining a clean, elegant appearance. Popular in modern web and mobile app interfaces.

How to Use This Tool

Step 1: Choose a Preset

Start with one of the preset glass effects:

• Light Glass: Subtle white glass effect (10px blur, 25% opacity)
• Medium Glass: Balanced glass appearance (16px blur, 35% opacity)
• Heavy Glass: Strong frosted effect (20px blur, 45% opacity)
• Dark Glass: Dark tinted glass (12px blur, 20% opacity, black tint)
• Colorful Glass: Colored glass effect (14px blur, 30% opacity, indigo tint)

Click any preset to instantly apply its settings.

Step 2: Adjust Glass Properties

Fine-tune your glassmorphism effect using the sliders:

Blur (0-40px)

• Controls the frosted glass blur intensity
• Higher values = more blur, stronger glass effect
• Recommended: 10-20px for most designs
• 0px = no blur (transparent only)

Background Opacity (0-100%)

• Controls transparency of the glass surface
• Lower = more see-through
• Higher = more solid
• Recommended: 20-40% for authentic glass effect

Background Color

• Choose the tint color for your glass
• White (#ffffff) = light glass
• Black (#000000) = dark glass
• Colors = colored glass effects
• Use color picker or enter HEX code

Border Opacity (0-100%)

• Controls visibility of the glass edge
• Creates subtle rim around the glass
• Recommended: 15-30% for definition
• 0% = no border

Shadow Opacity (0-100%)

• Controls depth and elevation
• Adds realistic shadow beneath the glass
• Recommended: 30-50% for depth
• Higher = more dramatic elevation

Border Radius (0-50px)

• Rounds the corners of the glass element
• 0px = sharp corners
• 10-20px = subtle rounding
• 50px = very rounded/pill shape

Step 3: Preview Your Design

The live preview shows your glassmorphism effect on a colorful gradient background:

• Displays a glass card with your current settings
• Updates in real-time as you adjust controls
• Shows how the effect looks over vibrant backgrounds

Step 4: Copy the CSS Code

Two copy options available:

Copy CSS - Copies just the essential CSS properties:

background: rgba(255, 255, 255, 0.25);
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.18);
box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

Copy Full - Copies a complete CSS class with border-radius:

.glass {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  border-radius: 10px;
}

Step 5: Use in Your Project

Apply the CSS to any HTML element:

HTML:

<div class="glass">
  <h2>Glass Card</h2>
  <p>Content here</p>
</div>

Works with any framework:

• React, Vue, Angular (add to component styles)
• Tailwind (use arbitrary values: backdrop-blur-[10px])
• Plain HTML/CSS (add to stylesheet)

Tips for Beautiful Glassmorphism

Color Combinations

Light Mode Glass:

• White background (#ffffff) with 20-30% opacity
• Use on colorful or gradient backgrounds
• Light border (white 15-20% opacity)
• Soft shadows (black 30-40% opacity)

Dark Mode Glass:

• Black background (#000000) with 15-25% opacity
• Use on dark backgrounds
• Subtle white border (10-15% opacity)
• Darker shadows (black 25-35% opacity)

Colored Glass:

• Use brand colors with 25-35% opacity
• Match glass tint to your color scheme
• Works great for accent elements
• Example: Blue (#3B82F6), Purple (#8B5CF6)

Blur Recommendations

• UI Cards: 10-16px blur
• Modals/Overlays: 16-24px blur
• Navigation bars: 8-12px blur
• Buttons: 6-10px blur
• Large backgrounds: 20-30px blur

Design Best Practices

1. Use on vibrant backgrounds: Glassmorphism shines on colorful gradients or images
2. Ensure contrast: Make sure text is readable on the glass surface
3. Layer thoughtfully: Stack glass elements carefully to maintain depth
4. Add subtle borders: They help define glass edges and improve visibility
5. Include shadows: Shadows enhance the floating effect
6. Test on different backgrounds: Glass looks different on various colors
7. Keep it subtle: Over-blurring can make content hard to read
8. Consider performance: Backdrop-filter can impact mobile performance on complex pages

Common Use Cases

• Navigation bars with semi-transparent backgrounds
• Modal dialogs and overlays
• Card components on hero sections
• Pricing tables on gradient backgrounds
• Image overlays for text readability
• Sidebar panels
• Floating action buttons
• Search bars
• Toast notifications
• Login/signup forms

Browser Support

Glassmorphism uses backdrop-filter which is supported in:

• ✅ Chrome/Edge 76+ (2019)
• ✅ Safari 9+ (2015)
• ✅ Firefox 103+ (2022)
• ✅ Opera 63+ (2019)
• ✅ iOS Safari 9+ (2015)
• ✅ Android Chrome 76+

Fallback Strategy: For unsupported browsers, the glass effect will display as a semi-transparent color without blur. This is acceptable as a graceful degradation. For critical applications, test the fallback appearance.

Accessibility Considerations

• Ensure text has sufficient contrast (WCAG AA: 4.5:1 minimum)
• Test with screen readers - glass effects are visual only
• Avoid using only color to convey information
• Consider users who prefer reduced transparency (prefers-reduced-transparency media query)
• Test readability on various screen brightness levels