So you are not an advanced web designer. Maybe you do not want to pay a company to design a web site for you. That is your right. There are several web sites from across the Web that will help you become a better designer and get a great web site layout up all at the same time.
Start to Learn Web Site Design
The Color Wizard is perfect when it comes to finding the right color for a portion of your web site. It will work with you to determine which color might be best with your current color scheme. From the web site, just input the color you want to match and it will split out several colors you could use based on the color you gave it.