Pure Spring Color Palette (Clear Spring)
Toned Autumn Color Palette (Soft Autumn)
I never paid much attention to this, but apparently I should! I'm a warm spring, no wonder I like so many of these colors. They can be hard to find :)
Soft seasons Basic colors CMB
Very interesting info on what colour palette is best for you. It is worth looking at.
Cool Summer Color Palette (Pure Summer)
Deep Winter Color Palette (Shaded Winter)
A rather helpful visual showing the different intensities of autumnal coloring.
Deep Autumn Color Palette (Shaded Autumn) More
Shaded Summer Color Palette (soft summer deep)