@5862bfff Command-Shift-C opens the color palette on my Mac. I have 3.3.2 installed, but the app is now asking to install 3.3.3, so I will try again after. There is this in the change log for 3.3.3:

Removed Apple’s nonfunctional options from the PDF view contextual menu and ensured that pop-up notes in PDF documents appear as read-only.