Red and blue color packaging design

Quick answer：

Red and blue color packaging design is a common strategy used in marketing and product branding. The combination of red and blue is often perceived as dynamic, energetic, and can convey a sense of trust and professionalism. This design approach is often used in packaging for consumer goods, particularly in industries like food and beverages, technology, and healthcare. The color psychology behind red and blue is based on cultural associations and psychological effects. Red is often associated with passion, energy, and danger, while blue is linked to calmness, stability, and trust. In packaging design, these colors can be used to evoke specific emotions or convey the brand's values.