.opacity()

iOS 13+

Sets the transparency of a view, where 0 is fully transparent and 1 is fully opaque.

Visual Effects

Official Apple Documentation →

iOS User Coverage

98.1%

coverage

98.1% of iOS users can use this modifier

Version Compatibility

iOS 26.3

48.6% Supported

iOS 26.2

11.2% Supported

iOS 18.7

8.8% Supported

iOS 18.6

7.9% Supported

iOS 18.5

3.3% Supported

iOS 16.7

2.0% Supported

iOS 26.1

1.9% Supported

iOS 26.4

1.8% Supported

iOS 15.8

1.4% Supported

iOS 18.3

1.3% Supported

iOS 13+ required

Variants

.opacity(_:)

Sets the opacity value from 0.0 to 1.0

Parameters:

opacity: Double

Code Examples

Semi-Transparent View

Make a view 50% transparent

Text("Hello, World!")
    .padding()
    .background(.blue)
    .opacity(0.5)

Fade Effect

Animate opacity for fade in/out

@State private var isVisible = false

Text("Hello, World!")
    .opacity(isVisible ? 1.0 : 0.0)
    .animation(.easeInOut, value: isVisible)

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Frequently Asked Questions

What iOS version is required for .opacity()?

The .opacity() modifier requires iOS 13 or later. This means 98.1% of current iOS users can use this modifier.

How do I use .opacity() in SwiftUI?

Apply the .opacity() modifier to any SwiftUI view. Check the code examples above for usage patterns.

Where can I learn more?

Visit the official Apple documentation for detailed information.

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