The logo you are describing sounds like the emblem of the social media platform Facebook. It features a circular design with a blue background and a white letter "f" in the center. However, if you're referring to a different logo, more context would be needed to provide an accurate identification.
Worldpress logo or volkswagen
Hewlett Packard
Beats by dre
Konica minolta
The logo you are describing is the one used by the American sportswear brand, "Kappa." The logo features a blue circle with a red upside-down "V" and a white circle in the center. Kappa is known for its athletic apparel and is recognized for its distinctive logo, which often features two figures sitting back-to-back.
The company logo with a blue square and white G is for Gap. Gap is an American retail company founded in 1969.
Worldpress logo or volkswagen
Allianz,
indigo
minolta
Hewlett Packard
Hilton
The camera company Minolta has a blue circle with white lines.
Beats by dre
Roxy
Rossingnol
It is a white star with a blue circle surrounding it.