아이폰/컴퓨터 색상 차이 해결법
http://www.smashingmagazine.com/2009/10/12/setting-up-photoshop-for-web-app-and-iphone-development/

1. Working RGB -> Monitor

2. Desaturate RGB -> 20-25%

3. Modify Gamma

4. Assign Profile -> Working RGB