" The rule of thumb is: the lower the temperature of the light, the more hygge. A camera flash is around 5,500 Kelvin (K), fluorescent tubes are 5,000K, incandescent lamps 3,000K, while sunsets and wood and candle flames are about 1,800K. That is your hygge sweet spot. "

― Meik Wiking , The Little Book of Hygge: The Danish Way to Live Well