When designing a website, it is extremely important to choose colors that invoke the emotion or feelings that you want your visitors to experience. You want your colors to correspond with the message you are trying to get across to your visitors.
You need colors on your website that go along with the type website you have. You certainly don’t want to design a website for men about health issues and make it all pink. Most men probably wouldn’t even read it if it’s all “pinked out.