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
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.
Reduced voltage levels of AC power that lasts for a period of time is known as a brownout.