Dark blue pairing refers to the combination of dark blue with other colors in fashion or interior design. Dark blue is a versatile color that can be paired with various shades and tones to create different aesthetic effects. In fashion, dark blue is often paired with neutral colors like white, black, and beige for a classic look, or with brighter colors like red or yellow for a more vibrant appearance. In interior design, dark blue can be used as an accent color to add depth and sophistication to a room.