Color Palette for Logistics/Delivery. Primary: #2563EB (on-primary: #FFFFFF). Secondary: #3B82F6 (on-secondary: #FFFFFF). Accent: #EA580C (on-accent: #FFFFFF). Background: #EFF6FF. Foreground: #1E40AF. Card: #FFFFFF (card-foreground: #1E40AF). Muted: #E9EFF8 (muted-foreground: #64748B). Border: #BFDBFE. Destructive: #DC2626 (on-destructive: #FFFFFF). Ring: #2563EB. Notes: Tracking blue + delivery orange [Accent adjusted from #F97316 for WCAG 3:1].