In fact, higher-energy light appears cooler. The “soft white” label generally corresponds to 2,700-kelvin light, while “daylight” is usually applied to 5,000-kelvin. What we have here is a ...

The higher you go on the Kelvin scale, the cooler the light is, giving it a more blue or white cast. Soft white lightbulbs are between 2,700K and 3,000K, meaning they have a warm, yellow coloring.