Toolverse

CSS Box Shadow Generator

Build CSS box-shadow values visually with interactive controls.

Shadow Layers

Layer 1
4px
4px
10px
0px
25%
#000000

Preview

box-shadow: 4px 4px 10px 0px rgba(0, 0, 0, 0.25);

About This Tool

Design CSS box-shadow effects with real-time visual preview. Adjust horizontal and vertical offset, blur radius, spread, color, opacity, and inset mode using sliders. Supports multiple shadow layers. Copy the generated CSS directly into your stylesheet.

What you provide

Shadow parameters via sliders and color picker

What you get

CSS box-shadow property value ready to paste

How to Use

  1. Adjust the shadow sliders for offset, blur, spread, and color.
  2. Toggle inset mode if you want an inner shadow.
  3. Add multiple shadow layers for complex effects.
  4. Copy the generated CSS code to your project.

Frequently Asked Questions

What is the CSS box-shadow property?
The box-shadow property adds shadow effects around an element's frame. It accepts values for horizontal offset, vertical offset, blur radius, spread radius, and color. Multiple shadows can be comma-separated.
What is the difference between inset and outset shadows?
An outset shadow (default) appears outside the element, making it look elevated. An inset shadow appears inside the element, creating a pressed or recessed appearance commonly used for input fields.
Is this tool free to use?
Yes. This tool runs entirely in your browser with no account required. Your data never leaves your device.
Can I use this for commercial projects?
Yes. The output is yours to use for any purpose.
Does this work on mobile?
Yes. The tool is fully responsive and works on any device with a modern browser.

Learn More

CSS Box-Shadow: Syntax, Layering, and Performance

Learn the CSS box-shadow syntax, how to layer multiple shadows for realistic depth, inset shadow techniques, and rendering performance tips.

7 min read