Quick answer
Blue is a boy/girl name.
Meaning and history
This name comes from the English word for the colour, derived via Norman French from a Frankish word (replacing the native Old English cognate blaw ). Despite the fact that this name was used by the American musicians Beyoncé and Jay-Z in 2012 for their first daughter, it has not come into general use in the United States.
Notes and context
Usage: english