Sadly, people who are color blind cannot be treated. Although, there is one way that can help people see regular colors. That option is tinted glasses. They are specially made so that people who are affected can see colors more vibrantly. Now, there is no promise that it will work for everyone, but it is able to help many. Other than that, unfortunately, there is no other way that people who are color blind can be cured.
What is Color Blindness?. 1 Oct. 2007. 26 Jan. http://www.mamashealth.com/eye/color.asp.