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CSS Glassmorphism Generator

Design frosted glass cards with blur, alpha, border glow, and export-ready CSS.

Blur18px

Radius20px

Opacity0.24

Border Alpha0.48

Shadow Alpha0.30

Saturation145%

Tint Color

Border Color

Previewglass-card

Frosted Card

Glassmorphism panel with balanced blur, alpha, and border highlights.

Blur 18pxAlpha 0.24

OutputCSS

background: rgba(147, 197, 253, 0.24);
border: 1px solid rgba(219, 234, 254, 0.48);
border-radius: 20px;
backdrop-filter: blur(18px) saturate(145%);
-webkit-backdrop-filter: blur(18px) saturate(145%);
box-shadow: 0 18px 45px -26px rgba(15, 23, 42, 0.30);

CSS Glassmorphism Generator: complete usage guide

Build glassmorphism card styles by tuning blur, opacity, border glow, and saturation for modern translucent UI surfaces.

What this tool does

It generates glass-style CSS with configurable background tint alpha and blur strength.

It includes border and shadow alpha controls for realistic layered depth.

It supports saturation and radius tuning to match brand visual direction.

It provides instant preview and export-ready CSS for component integration.

Typical use cases

Prototype frosted cards for hero sections and widgets.
Tune translucent panel styles for dashboards and overlays.
Generate visual variants for light and dark themed surfaces.
Align designer-developer handoff around exact blur and alpha values.
Create reusable glass tokens for design-system experimentation.

Input examples

Blur and alpha

blur 18px, opacity 0.24

Border and shadow

border alpha 0.48, shadow alpha 0.30

Color setup

tint #93c5fd, border #dbeafe, saturation 145%

Output examples

Background rule

background: rgba(147, 197, 253, 0.24);

Backdrop filter

backdrop-filter: blur(18px) saturate(145%);

Shadow rule

box-shadow: 0 18px 45px -26px rgba(15, 23, 42, 0.30);

Common errors and fixes

Glass panel looks too opaque

Lower tint opacity and re-evaluate against background artwork.

Blur has no effect in some browsers

Ensure backdrop filter support and fallback styles are configured.

Text readability drops on bright backgrounds

Increase contrast and add content container overlays.

Border glow appears harsh

Reduce border alpha and adjust tint hue toward neutral tones.

Performance issues on older devices

Use moderate blur values and limit effect usage per viewport.

Security and privacy notes

All style processing and preview happen locally in-browser.
Do not share unreleased brand visuals in public screenshots.
Store selected glass values in versioned design token files.

Step-by-step workflow

Start with a minimal input for CSS Glassmorphism Generator and verify baseline behavior first.
Make assumptions explicit: encoding, delimiter strategy, and timezone.
Change one variable at a time and compare output diffs.
Keep one verified output snapshot as a team reference.

Quality checklist before sharing output

Confirm CSS Glassmorphism Generator output is deterministic across repeated runs with identical input.
Check boundary inputs (empty values, long fields, invalid characters).
Remove sensitive data before sharing output externally.
Verify final rendering on both desktop and mobile viewports.