mysql> SELECT CONCAT('#',LPAD(CONV(ROUND(RAND()*16777215),10,16),6,0)) AS color; +---------+ | color | +---------+ | #0E74A9 | +---------+ 1 row in set (0.00 sec)
mysql> SELECT CONCAT('#',LPAD(CONV(ROUND(RAND()*16777215),10,16),6,0)) AS color; +---------+ | color | +---------+ | #0E74A9 | +---------+ 1 row in set (0.00 sec)