Similarly there’s a reason why financial institutions like Chase and Bank of America use blue in their logos: It encourages a feeling of trust. And what business can benefit more by having your trust than banks?
Black is often used to promote a sense of luxury, sexiness, and power.
Pink is often used to advertise to women and young girls. It is fun and feminine!
Yellow is one of the more attention-grabbing colors and is used to show a playful, youth-like tone in marketing.