Humans are a fairly limited race, but they're not the worst choice in BG3. The Half-Elf was also negatively ... even if you don't have particularly high charisma. However, the main ability which ...

Access to many spells and CC tools. The best race for College of Glamour Bard is the High Half-Elf. It has +2 Charisma and +1 Dexterity, with extra mobility for repositioning in combat as well.