Warm, neutral, or cool white? Warm white color temperature: from 2800 K to 3200 K Warm white diodes are suggested for furniture lighting with natural essences (oak, wenge, teak, etc.) or colors (red, green, yellow, etc.). Neutral white color temperature: from 3900 K to 4300 K Color temperature can be described as plain, white, or neutral. It is the color temperature of a light source that makes it visually warm, neutral, or cool. Cool white color temperature: from 5000 K to 6500 K Cool white diodes are suggested for the lighting of furniture with finishes or base colors and for contrast effects (white, black, or metallic colors such as aluminum, steel, chrome, etc.).