White Balance

Different light sources produce varying shades of light. The white
balance adjusts the colour temperature to create a more natural-looking image.
You can use auto white balance to choose but to have more control, it's
useful to know. Colour temperature is measured in Kelvin.

Candlelight 1800K

Tungsten (Household Lighting) 3200K

Sunset/Sunrise 3000

Fluorescent 4000

Daylight & Flash 5000

AWB

Overcast/Shade 6500

Deep Shade 3000