What is the opposite of orange?

The opposite of orange is the color blue. Blue is a cool color that is often associated with nature, the sky, and water. It is a primary color that is often used in graphic design, art, and advertising. It is also a popular color for clothing, home decor, and accessories. Blue has been linked to trust, loyalty, wisdom, and peace. It is commonly used in branding, particularly in the tech industry, as it is seen as a symbol of reliability and professionalism.