C.R.S. § 13-63-101 Default judgments in civil actions - affidavit
13-63-101. Default judgments in civil actions - affidavit. (1) In every civil action in which the default of a party against whom a judgment for affirmative relief is sought has been entered, the court may enter judgment based upon affidavit of the party seeking such affirmative relief.
(2) The court may require such supporting evidence as it may deem helpful to the disposition of the issues in addition to an affidavit and may, upon its own motion, require that a formal hearing be held to determine any and all issues presented by the pleadings.