Control light (blue), for driving light, is always on, when ignition on …

On my Softail FXSTI Twincam EZ 2006 is the control light (blue) for driving light is always on when ignition is switched on I turn from dipped beam to driving beam the control light is still a bit brighter blue What can it be? Am not an electrician … Would I look forward to tips Greeting Manni from Hemer