There are many styles of me's dress shirts with many different styles of collars, cuffs and materials but to me it's hard to beat the sophistication of a spread collar, french cuff, white broadcloth shirt such as this one:
My second favorite is a tabbed, contrast collar in a pinstripe/white combination with french cuffs in broadcloth:
For sports shirts I like a bold stripe shirt similar to this one (note the double button cuff).
For a clean/dressy yet casual shirt it's hard to beat the classic paneled silk camp shirt:
Here are a few graphics I found showing various collar and cuff styles: