Ray-Ban 3217 - Barack Obama
According to Luxottica, the manufacturer of Ray-Ban, president Barack Obama has been wearing Ray-Ban RB 3217 sunglasses. The exact color of the Ray-Ban sunglasses that Barack Obama is wearing is matte black frame and gray green lenses, color-code 006/71.
Obama has been spotted with these Ray-Bans on many official occasions and the sunglasses were clearly visible on the cover of the 2008 August edition of Ebony Magazine.
Reference: Ray-Ban RB 3217 - Color: matte black frame, gray green lenses (code 006/71)