At the Search (top right) type in: Blue light. Many threads on this subject from people who don't like the blue refrigerator light and includes Dometic contact information.. Last I knew I think Dometic was replacing these with a white light for free due to complaints.
I happen to like the blue light so I haven't made a call..
2015 Shamrock 231KSS, Oyster shell
2016 Chev Silverado LT Z71 Ext. Cab, 4x4, 5.3L V/8
Reese Straight Line WDH, 2000W Honda Gen.
2 Old Town kayaks & 2 Boston Terriers - Zoey/Gonzo
Lar & Ruth
55 nights camping in 2015, 45 in 2016