Visually Appealing Kanban Interface with Analytics Dashboard

Craft a visually appealing and user-friendly Kanban Interface featuring a sophisticated color palette that is both vibrant and formal, enhancing comprehension and aesthetics. Ensure the interface encompasses essential components such as cards with detailed task information, drag-and-drop functionality, intuitive icons, collaborative tools, and customizable views. Additionally, integrate an Analytics Dashboard to provide users with insightful metrics on task completion rates, cycle time, and team workload, further enhancing productivity and decision-making capabilities.