[Kell doesn't know what to do with it. It sounds like a genuine compliment. Unbelievable. But Lucifer's grin has too much teeth for him to fully put his guard down.]

The only white-haired individuals I knew, all tried to actively murder me. Two of those would have happily seen me as their favourite pet, and they loved to gruesomely torture their pets. So I might be slightly biased against such people.

[Now it's his time to grin.]

But I have nothing against redheads.