This technique is called "Serigraph." It's been awhile since I have done it ... I made a couple of extra panels that I took forever to make into cards! But I believe I embossed the image in white, sponged several shades of blue ink over it all, then stamped the image with blue, then embossed the text with black.
A special older lady is having a surprise birthday planned by her family, so this will go to her!