Opacity is a free browser-based css tools tool available on Ejaz Ahmad. Generate CSS opacity properties. Use this free online opacity tool in your browser with no signup.

Is Opacity free to use?

Yes, Opacity is completely free with no registration, subscription, or payment required. All features are available to everyone instantly.

Does Opacity upload my files or data to a server?

No. Opacity processes everything locally inside your browser. Your files, text, or data never leave your device, ensuring complete privacy and security.

What browsers does Opacity support?

Opacity works in all modern browsers including Google Chrome, Mozilla Firefox, Safari, and Microsoft Edge on both desktop and mobile devices.

How accurate is Opacity?

Opacity uses standard algorithms and runs directly in your browser for instant, accurate results. No server-side processing means no delays or errors from network issues.

Do I need to install anything to use Opacity?

No installation is required. Opacity runs entirely in your web browser — simply open the page and start using it immediately.

Opacity

Generate CSS opacity properties

The opacity CSS property sets the opacity of an element. Opacity is the degree to which content behind an element is hidden, and is the opposite of transparency.

Options

Value 50%

Preview

Code

opacity: 0.5;

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