Daryl Feril is an illustrator from Bacolod City, Philippines. His illustrations are bursting with life and beauty. His designs employ great use of colors and shapes, and are often centered around a strong woman beautiful woman. You can buy a few of his great designs on Society6.
Deviant Art user ~americanpsycho has some seriously amazing work. Colors are bursting at the seems and the clouds seem to stretch on forever. He really knows how to make his work pop. For more goodness, check out his portfolio.
Android Jones' abstract portraits are something to behold. You can't help but be entranced by all the shapes, colors, and patterns beautifully interwoven together. I highly suggest taking a look at the full sized images on his portfolio. They are truly pieces of art.
Here's a video of Jones creating his self portrait:
Caras Ionut collects images and stitches them together to create some stunning work. Many of his pieces incorporate the same elements, but are different enough to create a completely new world. If you visit his portfolio, you can see his immense collection of digital art.