The design of blue refers to the use and application of the color blue in various design contexts, including graphic design, interior design, fashion, and product design. Blue is often associated with calmness, stability, and trust, making it a popular choice in design. In graphic design, blue can be used to create a sense of tranquility or to convey a corporate image. In interior design, blue walls or furnishings can evoke a peaceful atmosphere. Blue is also a common color in fashion, often used to convey elegance or sophistication.