Vibrant happy hours known as pau hana—"to stop work"—are a longstanding tradition in Hawaii, where people unwind from the workday with a spread of snacks and fruity cocktails. Drink offerings can range from refined concoctions like the Ho'opono potion—a bracing mix of cucumber, tequila, and lime—to the Blue Hawaii, a luridly colored curaçao punch. Here, 8 Hawaiian libations to try for your own pau hana.