Sure. I used a 10,000k and actinic over my mbuna tank. If you want that look, just get a single bulb fixture with a 50/50 bulb.
"What, exactly, is the internet? Basically it is a global network exchanging digitized data in such a way that any computer, anywhere, that is equipped with a device called a 'modem', can make a noise like a duck choking on a kazoo." - Dave Barry