If you shoot under mixed lighting or with the wrong white balance preset, you can get a nasty color cast or tint in your photo. Fortunately this is an easy fix in Photoshop which can analyze the image and fix it for you with minimal work.
Find out how to remove a color cast in Photoshop. This tutorial explains how to use levels to adjust color in an image. Watch more at http://www.lynda.com/Photoshop-tutori...