Fermilab's core color is NAL blue, developed for Fermilab in the 1970s by the Rustoleum® paint company. NAL blue, Fermilab's core color, should be the main color for:

When more than one color is desired, the use of colors from Fermilab’s recommended palette is strongly encouraged. The recommended palette is derived from the original selections of Robert Wilson and Angela Gonzales. The links below provide the colors’ nearest Pantone Matching System (PMS) equivalents, as well as CMYK (for process color printing) and RGB (for screen-only applications) values.
NAL blue
Color palette
Possible color combinations
Final selection of colors remains the responsibility of the designer and must be led by the objectives of the project.