1. A method for color blending seamless composite images without requiring overlap of source images, said method comprising: combining said plurality of source images from a plurality of imagers to produce a seamless composite image; selecting a first reference location in a first source image and a second reference location in a second source image of said composite image; and performing a color transform in the direction between said reference location in said first source image toward said reference location in said second source image to produce a seamless color blended composite image without requiring overlap of image regions of said plurality of source images.