Developer ToolsCSS Tool

CSS Box Shadow Generator

Design smooth, modern CSS box shadows with interactive blur, spread, inset, and color opacity sliders.

Common Shadow Presets
Preview Element0px 10px 20px
Canvas Mode:
Card Color:
Horizontal Offset (X)0px
Vertical Offset (Y)10px
Blur Radius20px
Spread Radius-3px
Shadow Opacity15%
CSS Code
box-shadow: 0px 10px 20px -3px rgba(0, 0, 0, 0.15);
-webkit-box-shadow: 0px 10px 20px -3px rgba(0, 0, 0, 0.15);

How to Use CSS Box Shadow Generator

Follow these simple steps to complete your task in seconds.

1

Adjust Offsets & Blur

Move the X and Y sliders to change the shadow position, and increase blur for softness.

2

Fine-tune Spread & Opacity

Control shadow expansion with spread radius and adjust transparency percentage.

3

Copy CSS Code

Copy the cross-browser box-shadow snippet directly into your web styling.

Why Choose Quicklity for CSS Box Shadow Generator

Engineered for speed, privacy, and flawless conversion accuracy.

Interactive Live Canvas

Instantly preview changes in real time against both light and dark backgrounds.

Inner & Inset Shadows

Toggle inset mode to create pressed, carved, or bevel inner shadow effects.

Curated Shadow Presets

1-click presets for modern UI cards, floating elevation, and neo-brutalism.

100% In-Browser Privacy

Calculations occur locally with zero server requests or network tracking.

Frequently Asked Questions about CSS Box Shadow Generator

Everything you need to know about using this tool.

The spread radius expands or contracts the shadow size. Positive values expand the shadow, while negative values shrink it for a subtler, cleaner effect.