Certainly "flavus" in the sense "fair-haired", as in Horace 4,4:

> Qualem ministrum fulminis alitem,
> 
> cui rex deorum regnum in avis vagas

> permisit expertus fidelem
> 
> Iuppiter in Ganymede flavo,
> 
> 
> olim iuventas et patrius vigor
> 
> nido laborum propulit inscium,