Sometimes, it's a good idea to throw together a color study before proceeding from sketch to finished piece. And by sometimes, I mean always. It's just I wouldn't recommend getting so carried away with one color concept, if you can help it.
(Un)fortunately, I can't take my own advice, and what was meant to be a quick digital color scribble evolved into the following:
Bretonnian knights errant can be foolhardy at times, though I suppose if a sea serpent wrecks enough ships and eats enough people, one might need to (try) to do something about it!
Photoshop CS3, Wacom Bamboo tablet, and various teas and coffee for fuel. Art © April Schumacher. All rights reserved.