ColorUtilities.GetContrastRatio(Color, Color) Method

Reference

Definition

Namespace:: Microsoft.VisualStudio.PlatformUI

Assembly:: Microsoft.VisualStudio.Utilities.dll

Important

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Returns the contrast ratio between foreground and background. according to https://www.w3.org/TR/WCAG20/#contrast-ratiodef.

public:
 static double GetContrastRatio(System::Windows::Media::Color foreground, System::Windows::Media::Color background);

public static double GetContrastRatio (System.Windows.Media.Color foreground, System.Windows.Media.Color background);

static member GetContrastRatio : System.Windows.Media.Color * System.Windows.Media.Color -> double

Public Function GetContrastRatio (foreground As Color, background As Color) As Double

Parameters

foreground: Color

A foreground color which may be partially transparent

background: Color

A background color which is assumed to be opaque

Returns

Double

Applies to