The colors you'll find throughout the UI are included below. You should already your color constants setup if you started from the top with "Chapter 1: Project Setup", though.
#032c48
#798e9c
#e90c31
#fff
Pro Tip: The light blue color value was derived by putting the alpha of the primary blue color to 50%. Polished is an awesome package that has some color utilities such as
lighten
anddesaturate
that can make maintaining your color values super easy and clean. This ensures all of your colors change appropriately and relative to your primary color should it change.