Note: this post is from 2007, outbound links may be broken.
Color Palette Generator – create palettes from images
DeGraeve Color Palette Generator – example of a palette generated from an image
You simply feed the generator an image and it will create a suiting color palette.
Enter the URL of an image to get a color palette that matches the image. This is useful for coming up with a website color palette that matches a key image a client wants to work with.
FeaturePics did some testing, so check this editorial for cool examples.