With all the tools available to you to not just build a site but put a personal imprint on it to distinguish your department amongst all the others on campus, it's vital to know when, where, and how you're required to "color within the lines" as it were so you stay on-brand and within campus policy as you go. Let's review.
Though you can set your logo, site title, site slogan, and other settings in the Basic Settings and Appearance sections (provided you have a Manager role), the Site Branding block gives you the ability to enable or disable these elements' visibility in the site.
After discovering some campus entities were either using outdated UC Davis branding standards or not using them at all, Chancellor May has released a communication to address this concern.