From your list I would probably choose [name_f]Angelica[/name_f] & [name_m]Rio[/name_m].
Some other suggestions:
[name_f]Jasmine[/name_f]
[name_m]Sugar[/name_m]
[name_f]Bunny[/name_f]
[name_m]Yarrow[/name_m]
[name_f]Alpine[/name_f]
[name_f]Luz[/name_f]
[name_f]Purity[/name_f]
[name_f]Blanche[/name_f]
[name_f]Aine[/name_f]
[name_f]Ayla[/name_f]
[name_f]Clara[/name_f]
[name_f]Phoebe[/name_f]
[name_m]Anwar[/name_m]
[name_m]Lucian[/name_m]
[name_m]Xavier[/name_m]
[name_m]Ziv[/name_m]
[name_m]Sal[/name_m] (Spanish for salt)
[name_m]Glacier[/name_m]
[name_m]Ash[/name_m]
[name_f]Satine[/name_f]