The number on an LED box, 2700K, 4000K, 6500K, is its colour temperature, measured in Kelvin. It decides whether a room feels cosy or crisp.
Warm White (2700-3000K)
A soft, golden light. Best for bedrooms and living rooms.
Cool White (4000K)
A neutral, balanced white. Ideal for kitchens, bathrooms and offices.
Daylight (6500K)
A bright, bluish white for garages, workshops and task areas.
Shop LED bulbs and filter by colour temperature.
