Color rendering index - Chart of typical values

Finally, the general color rendering index is the mean of the special CRIs: 51.

Reference 1: CCT (K) and CRI.

Reference 2: Low-pressure sodium (LPS/SOX), Clear mercury-vapor, High-pressure sodium (HPS/SON), Coated mercury-vapor, Halophosphate warm-white fluorescent, Halophosphate cool-white fluorescent, Tri-phosphor warm-white fluorescent, Halophosphate cool-daylight fluorescent, "White" SON, Standard LED Lamp[24], Quartz metal halide, Tri-phosphor cool-white fluorescent, High CRI LED Lamp (Blue LED)[25], Ceramic discharge metal-halide lamp, Ultra High CRI LED Lamp (Violet LED)[26] and Incandescent/halogen bulb.

Source: http://en.wikipedia.org/wiki/Color_rendering