She's a blue. She'll oftentimes look green as a result of the yellow face, but if she was a green budgie there wouldn't be hints of blue.
Don't ever be afraid to flood the forums with questions
You know you might have too many budgies when you're not sure if you've remembered them all!
Charlie - Cinny - Dante - Gidget - Jimmette - JJ - Jules - Mo - Ollie - Peanut - Penny - Pie - PJ - Pockie - Sally - Simon - Snowy - Song - Sora - Spang - Tommy