If you’re looking for some inspiration for some nicely designed gradients, for say a banner or something, I’ve got some links for you that I’ve come across while doing some design work. Might give you a starting point in a design.
These offer a nice, curated selection of gradients to gain inspiration from, and you can easily use the RapidWeaver Color Picker to setup your own gradients in Foundr. For instance in the Banner stack, like so:
I’ll likely end up spending at least an hour looking at these.