I turned to acknowledge the compliment, taking in the woman's short-cropped hair like mine, but without the crimson and eggplant highlights. "Oh, thank you! I like your raincoat. It's sassy, too."

In the photo below, I guess you get the idea about what she's talking about. On the left in this photo sits a natural redhead (which I think is gorgeous hair, by the way). On the right, my more "sassy" look.
Merriam-Webster gives three definitions for the adjective "sassy."
1. impudent
2. vigorous, lively
3. distinctively smart and stylish