How does the Box Shadow Calculator work?

Input offset, blur, spread values Then: Set shadow color and opacity Then: Preview CSS output.

Can you give an example of how to use the Box Shadow Calculator?

Example: Input 2px 2px 4px black gives a result of CSS: box-shadow: 2px 2px 4px rgba(0,0,0,1) (For web design).

Is the Box Shadow Calculator free to use?

Yes — completely free with no registration, download, or subscription required. All calculations happen instantly in your browser.

How accurate is the Box Shadow Calculator?

Our Box Shadow Calculator uses verified mathematical formulas and is accurate to multiple decimal places. Results are calculated in real-time using the same methods used by professionals.

Praktis

Box Shadow Calculator

CSS Box-Shadow Generator

Offset X (px)

Offset Y (px)

Blur (px)

Spread (px)

Color

Text analysis and processing utility for content optimization.

Difficulty:beginner

References

›Box Shadow — Wikipedia

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Box Shadow Calculator

CSS Box-Shadow Generator

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Cara Box Shadow Calculator

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