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Generate liquid-glass style glassmorphism effects

CSS Glassmorphism Generator

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Image credits: Raul Ling

CSS

CSS Glassmorphism Generator

Create modern glassmorphism effects with this free CSS Glassmorphism Generator. Glassmorphism is a popular UI design style that uses translucent backgrounds, blurred backgrounds, and subtle borders to create a frosted-glass appearance. Instead of manually experimenting with CSS values, this generator lets you adjust the glass effect visually and instantly generates the corresponding CSS code.

Customize the background color, border color, border width, and blur amount to create a glass card, navigation element, modal, panel, or other translucent interface component. Colors support transparency, making it easy to create effects such as semi-transparent white or dark glass. The live preview shows how your settings look over a background image, while the generated CSS can be copied and added directly to your project.

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How to Use the CSS Glassmorphism Generator

Use the generator to experiment with different glassmorphism settings and find an effect that fits your website or application.

  1. Choose a background color: Set the background color of the glass element. Use a transparent or semi-transparent color for the characteristic glass effect.
  2. Choose a border color: Adjust the color and transparency of the element's border.
  3. Set the border width: Use the border width slider to make the glass edge thinner or more prominent.
  4. Adjust the blur: Change the background blur amount to control how strongly the content behind the glass is blurred.
  5. Preview the result: The preview updates as you change the settings, allowing you to see the effect before using it.
  6. Copy the CSS: When you're happy with the result, copy the generated CSS and paste it into your stylesheet or project.

What Is Glassmorphism?

Glassmorphism is a visual design technique that makes interface elements resemble frosted or translucent glass. It commonly combines a semi-transparent background with backdrop-filter: blur() and a subtle border. The background behind the element remains visible, but the blur makes it appear softened and creates a layered, glass-like appearance.

A typical glassmorphism effect can be created with CSS similar to:

CSS
background-color: #FFFFFF60;
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
border: 1px solid #FFFFFF60;

Understanding the Generated CSS

The background-color controls the translucent surface of the glass element. Using an alpha-enabled color allows the background image or content underneath to show through. The backdrop-filter property applies the blur to the content behind the element, which produces the frosted-glass appearance. The -webkit-backdrop-filter declaration provides the corresponding WebKit-prefixed version, while the border adds a defined edge around the glass surface.

Glassmorphism Design Tips

Glass effects generally work best when there is interesting content behind them, such as a gradient, photograph, colorful background, or other layered interface elements. A moderate blur and partially transparent background can create a subtle effect, while stronger blur and higher transparency produce a more pronounced glass appearance. Make sure text and controls maintain sufficient contrast against the glass background for readability and accessibility.

Common Uses for Glassmorphism CSS

Generated glassmorphism CSS can be used for many modern web interface components, including:

  • Glassmorphism cards and content panels
  • Navigation bars and menus
  • Modal dialogs and popups
  • Login and registration forms
  • Hero sections and overlays
  • Dashboard widgets
  • Buttons and other UI components

FAQ

What is a CSS Glassmorphism Generator?

A CSS Glassmorphism Generator is a tool that lets you visually customize a glass-like CSS effect and automatically generates the CSS needed to reproduce it in a website or web application.

What CSS properties does this glassmorphism generator create?

The generator creates CSS for the glass background color, backdrop blur, browser-compatible backdrop blur, and border. The exact values change based on your selected options.

What does backdrop-filter: blur() do?

backdrop-filter: blur() blurs the content behind an element rather than blurring the element's own contents. This is one of the key CSS properties used to create a frosted-glass effect.

Can I use transparent colors for glassmorphism?

Yes. Transparent and semi-transparent colors are particularly useful for glassmorphism because they allow the background behind the element to remain partially visible.

Can I use the generated CSS in any website?

Yes. The generated CSS can be copied into a stylesheet or a suitable style block in your HTML. You can also modify the generated values further to match your website's design.

How much blur should I use for glassmorphism?

There is no single correct blur value. Lower values create a subtle frosted effect, while higher values create stronger background distortion. Use the live preview to choose a value appropriate for your design.