K.8.1- The converted mana cost is the amount of mana in the mana cost (see Rule K.18) if you ignore the colors required. This results in a generic mana number. For example, a mana cost of {3}{U}{U} results in a converted mana cost of {5}. [CompRules 2001/07/23 - 203.3]
K.8.Ruling.1- You ignore additional costs (such as Kicker) and cost reductions. You only look at the cost printed on the card. [Apocalypse FAQ 2001/05/24]