Blinding Light

You launch a flare of bright light against a target creature. The target must make a a Constitution saving throw or be blinded for 1 round and suffer 2d6 radiant damage on a failed save and half as much on a successful save. 

At Higher Levels. If you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d6 for each slot level above 1st.