you say 6000k is very blue and i have 7000k and it has no blue at all its white with a hint of purple and 8000k is very blue too. why is that?

2000 contour V6 ATX BAT suspension kit, k&n filter, SVT TB, SVT UIM, SVT LIM, MSDS headers, MSDS Y-pipe, SVT dual exhaust, Custum burned ADC chip, 7000k HID's, 200 amp HO alt, custom gauges, and 17" rims