Comment 3 for bug 612755

I live in the basement without any sunlight.
So I would like to set Redshift to my indoor lightning.

The L Prize requirement for color temperature is 2700-3000 K. L Prize was awarded to Philips by the Department of Energy.
http://www.lightingprize.org/60watttest.stm
http://www.usa.ecat.lighting.philips.com/l/professional-lamps/led-lighting-systems/award-winning-led-bulb/62693/cat/