It’s a common problem: You neatly arrange a stack of gorgeous new fabrics on a clean white surface, set your camera’s exposure and start shooting. As you peer through the viewfinder, you think how great the fabrics look and how the pictures are really going to show off the beautiful colors of the fabric on your store’s web site. Then you transfer the photos to your computer and discover with dismay that the warm salmon color in the fabric looks neon pink, the warm beige looks gray, and the