Jedi Color Picker is an intelligent assistant for working with colors not just for webdesign. Eye dropper is customizable on the fly using the mouse wheel, incl. mouse speed change, with various changes via Ctrl, Alt, Shift + mouse wheel and you can keep the application minimized and call eye dropper at any time via the system shortcut Shift + Alt + D. A really versatile color picker.
Probably the best color picker as its incredibly stable, compact, still having all the necessary functionality and what's more, it has the most elaborate eye dropper on the market.
For all designers and guys working with colors. Mostly for web, but not limited.