[Webkit-unassigned] [Bug 42012] New: Alpha value obtained by getComputedStyle is significantly less than the actual value.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=42012

           Summary: Alpha value obtained by getComputedStyle is
                    significantly less than the actual value.
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: rniwa at webkit.org


Created an attachment (id=61124)
 --> (https://bugs.webkit.org/attachment.cgi?id=61124)
demonstrates the bug

When the background color is set to rgba(255, 255, 0.5), the computed style's background color indicates the actual alpha value to be 0.496094.  Firefox returns 0.5 correctly.  The bug is demonstrated in the attachment.

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