Glassmorphism CSS Generator

The simplest way to create and customize the beautiful frosted-glass effect for your projects.

Glassmorphism CSS Generator

Create beautiful frosted-glass effects for your UI.

Preview

Generated CSS

background: rgba(204, 204, 204, 0.2);
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
border-radius: 10px;
border: 1px solid rgba(255, 255, 255, 0.18);

What is Glassmorphism?

Glassmorphism is a UI design trend that has gained significant popularity in recent years, characterized by a frosted-glass effect. It makes underlying elements of a webpage or app shine through a translucent, blurry foreground element, creating a sense of depth and hierarchy. The key elements of this style are transparency, a multi-layered approach, vivid colors to highlight the blurred background, and a subtle, light border to simulate the edge of the glass.

This effect relies primarily on the CSS `backdrop-filter` property, specifically using the `blur()` function. Combined with a semi-transparent background color, it creates the illusion of frosted glass. Our generator helps you fine-tune these properties to achieve the perfect look.

How to Use the Generator

  1. Adjust the Blur: Use the "Blur" slider to control the intensity of the blur effect on the background. Higher values create a more frosted look.
  2. Set the Transparency: The "Transparency" slider controls the opacity of the glass effect's background color. A lower value makes the background more visible.
  3. Pick a Color: Use the color picker to select a tint for your glass pane. A subtle white or black tint usually works best, but feel free to experiment with vibrant colors.
  4. Preview the Effect: The preview panel on the right shows your custom glassmorphism effect in real-time against a sample background image.
  5. Copy the CSS: Once you're happy with the result, click the copy button in the "Generated CSS" box to grab the code and use it in your own project.

Best Practices for Using Glassmorphism

While glassmorphism can be visually stunning, it should be used thoughtfully to ensure a good user experience.

  • Use it Sparingly: Glassmorphism is best used for highlighting specific elements, like sidebars, navigation bars, or modal dialogs, rather than for the entire UI. Overuse can make an interface look cluttered and confusing.
  • Ensure Readability: The most critical aspect is ensuring that text and interactive elements on the glass surface are legible. You may need to choose a less transparent background or add a subtle text shadow to maintain high contrast. Our Contrast Checker can be a valuable tool here.
  • Consider the Background: The effect works best when there is a colorful, dynamic background to blur. A plain or monotonous background won't showcase the effect well.
  • Provide a Fallback: The `backdrop-filter` property is widely supported, but not by all older browsers. Make sure to provide a solid background color as a fallback for non-supporting browsers. The CSS generated by our tool includes a simple `background` property that acts as this fallback.

To enhance your glassmorphism designs, consider using these other tools:

  • CSS Box Shadow Generator: Add a subtle shadow to your glass element to lift it off the page and enhance the sense of depth.
  • Border Radius Previewer: The generated CSS includes a `border-radius` of 10px, but you can use this tool to find the perfect corner rounding for your design.
  • Gradient Generator: A subtle gradient in the background can make the glassmorphism effect even more striking.

Frequently Asked Questions

What is the `backdrop-filter` property?
The `backdrop-filter` CSS property lets you apply graphical effects like blurring or color shifting to the area behind an element. It's the key to the glassmorphism effect.
Why is there a `-webkit-` prefix in the code?
The `-webkit-` prefix is included for compatibility with older versions of Safari that required it for the `backdrop-filter` property to work.
Is glassmorphism bad for performance?
The `backdrop-filter` can be computationally expensive, especially with a large blur radius or when applied to large, moving elements. It's best to use it on smaller, static elements and to test performance, especially on mobile devices.