The actual greek rendering of that greeting is
Luk 1:30 And the messenger said to her, `Fear not, Mary, for thou hast found favour with God; (Youngs literal greek translation)
5487 charitoo {khar-ee-to'-o}
from 5485; TDNT - 9:372,1298; v
AV - be highly favoured 1, make accepted 1; 2
1) to make graceful
1a) charming, lovely, agreeable
2) to peruse with grace, compass with favour
3) to honour with blessings
Act 6:8 And Stephen, full of faith and power, did great wonders and miracles among the people.
Colleen was St. Ann sinless too?