PQ4R four R's stands for
red
pink
pink
pink
red
pink
High Risk is defined as significant degradation of mission capabilities.
Red indicates reduced strength 59% or less fit for duty.
amber
Green
Reduced voltage levels of AC power that lasts for a period of time is known as a brownout.
The color red is used to indicate the level on a SITREP report that defines an area that has been reduced in strength. Green and amber indicate levels that are performing at or above expected strength.