Is your business card readily recognizable? If your company has the right logo then the cards will be instantly remembered. A good logo is a valuable asset and needs to be something the customer relates to you and the business.
If you don’t have that special logo then you will need to use another tactic to grab the customers attention. A vibrant color is always a good thing to start with. The color needs to blend with the card style and not overwhelm the whole look. Dove Medical Press has the best business card possible. Their logo is a dove that make it the best relating card out there.