you should use Mederma for scars, over time it will help lighten the color of the scar making it less noticeable , but it may always be raised.
Hiyah,
scar tissue is a normal part of the wound healing process, this pink-purple colouration is what your skin looks like with out Melanin to colour it. This will take time. There is a product on the market that as a health professional i recommend to patients and friends, it is called bio oil. http://www.bio-oil.com/uses.html
hope this helps. Also as an aside, scars make for good stories, i have plenty