Consider

/consider command

Description: Considers your current target, which displays an indication of your faction standing as well as an indication of the target's relative level and strength.

The target can be specified by name, including pet names, and can use chat variables.

Common abbreviation: /con

Examples: 'grey' far lower level, 'green' much lower level, 'lightblue' below your level, 'blue' just below your level, 'white' same level, 'yellow' a bit higher 'red' much higher level