To clarify, that is for the university...not the athletics department. Athletics identity can be found here:
http://www.cyclones.com/pdf3/91103.pdf
Whatever you do, don't paint every wall solid Cardinal/Gold. That would likely turn out very heavy and very "dorm room". Use the accent colors in the athletics identity package linked here. That will give it ISU flair, without the primary/bold colors.
Here are some other accent colors you can sprinkle in, and there are a few colors in here that could serve as a neutral wall color instead of just plain white. Using this color palette as a guideline could help sub in ISU authenticity without restricting yourself to Cardinal and Gold, and getting too dorm room:
Visual Identity System