title: How to customize color in pie chart of NVD3
body: <p>I am trying to use NVD3 <a href="http://nvd3.org/livecode/#codemirrorNav">http://nvd3.org/livecode/#codemirrorNav</a> a pie chart. But i want to change the default color. How do i change the color. i am not able to do it.</p>