While at a wide-format printing plant recently, I was going over some techniques for color correction and image enhancement with the design/imaging department head.

Digital painting hand study done in Photoshop. Media: Adobe Photoshop CS6 with a Wacom Bamboo Connect graphics tablet. Original size: 3500px x 3500px @ 200 dpi resolution. cropped to center 1/3 for final render as png. Total time: 1.5 hours