It took me a while to really believe that dark background in Visual Studio tends to be better than light background. I tried quite a few themes, but wasn't fully satisfied with the results. It isn't difficult to customize the theme anyways, and there is no guarantee implied in this post, that my theme is the perfect one . I am still sharing it on my blog for multiple reasons...
It will act as my theme's backup .
It may save you some time.
Click on Tools > Customize Color.
Click on Import Theme
Provide the extracted path details from the download above and click Ok.
Hope this helps! Quote of the day:
"The secret of being a bore is to tell everything." - Voltaire