Warm Light (2000K-3000K): Typically for ambient lighting in relaxation/leisure areas like Living Rooms, Hotel Lounges, Restaurants.
Neutral Light (3500-4500K): Typical for general purpose such as Offices, Lobbies, Classrooms, and Retail
Daylight White (5000-6000K): Typical for high task high visibility needs such as Workshops, Laboratories, Kitchens, and Manufacturing
Cool White (5500-6500K): Typical for outdoor lighting such as street lights, parking lots, warehouses