Simply beautiful... Rated 5 out of 5 stars

This is probably one of the most useful and beautiful add-ons in the Firefox add-on universe. It is incredibly convenient for anything colour related, be it picking up colour values or setting up a colour database. A Swiss-knife of colours: all colour tools are at our hand in a beautiful and powerful interface. I hope some if not all its capabilities and rationale passes to new web developer tools line of Firefox. Kudos to the developer.

This review is for a previous version of the add-on (