Watermelon coloring pages to download and print. Watermelon coloring page is a set of pictures with a large and useful berry from the pumpkin family. It is rounded, most often in the form of a ball, less often oval and even specially bred square. Its outer dense shell is green with yellow-white stripes. And inside the juicy pulp of a watermelon is pink or red with a different number of black seeds, the taste is very sweet.