Final answer:
The color that can create a calm and restful, but formal mood is blue.
Step-by-step explanation:
A color that can create a calm or restful, but formal mood is blue.
Blue is often associated with tranquility and is commonly used in formal settings such as offices and business environments. It has a soothing effect on the mind and can promote a sense of calm and relaxation.
For example, a study room painted in shades of blue can create a peaceful and focused environment, ideal for studying or reading.
Learn more about The effects of colors on mood and atmosphere