Visual Studio 2010 and older
Symbols may appear in the wrong background color after changing the Windows background color. To fix this, go to:
IDE | Tools | Options | Environment | Fonts and Colors
and change the background color for Identifiers from "Default" to "Automatic"
![](/~/media/wholetomato/kb/symbols-have-the-wrong-background-color/identifier_color_code.ashx?la=en&hash=4AF992513894C5477B84B71EEB80B0F535C32675)
![](/~/media/wholetomato/kb/symbols-have-the-wrong-background-color/identifier_color_options.ashx?la=en&hash=DF24D904C279618046D32BBBCF7EB99C941BE86A)