Oracle Xenon Replacement Bulbs are intended to replace OEM Xenon bulbs on late model vehicles equipped with HID headlights. To achieve the same look as the factory bulb select the 4300K option (applies to all vehicle manufacturers) for a cooler hue select the 6000K option. Color Temperature: 4300K. The light appears fairly white, and has light yellowish hue when reflected off the road identical to the OEM HID equipped vehicles. It is ideal for customers who does a lot of back road or canyon driving and need the optimal visibility.