Here, we examine the ins and outs of lightbulb types to help you find the perfect bulbs for every room ... a lower Kelvin rating produces a warmer white. Kelvins play an integral part in setting ...
Home Office: Cool White to Daylight (4000K-6500K) This light bulb warmth ‘helps to enhance focus and productivity by providing a bright light, creating an environment that feels alert,’ Rob continues.