Lee Jong-hyun was a member of CNBLUE until August 28 , 2019 .
Lee Jong-hyun ( guitar and vocals ) left the band in August 2019 following revelations of his connection to the Burning Sun scandal.  ? oid=109 & aid=0004076152CN is an initialism for Code Name , while BLUE is a backronym for burning , lovely , untouchable , and emotional ; it is meant to portray the images of Jong-hyun , Min-hyuk , Jung-shin , and Yong-hwa , respectively .
CNBLUE