I usually follow the Pantone report to get a sense of what colors I want to focus more on for each season. Pantone has already reported that Emerald Green will be the color of the year. Last years color was Tangerine Tango. Green is not a color that I work with often so I will be challenging myself to work with that color.
Here is a chart of the Spring 2013 colors;
Below is a very informative video by Lee Eiseman, Pantone's executive director, where she talks about the Spring 2013 color trends