Gray blue is a color that makes people fall in love at first sight. Its color is blue with gray. It is a color with low purity and low lightness. It gives people an elegant, soft, calm, low-key and restrained feeling. Moderate, does not give people a strong sense of presence, exudes a comfortable sense of nostalgia. In the home furnishing world, where gray-blue exists, it always presents an extraordinary demeanor. It has both the gentleness and elegance of gray and the quietness and restraint of blue. It will present a harmonious visual effect when put together with most colors, and it is a versatile decorative color second only to high-grade gray.