gray-blue (adjective)

1. The walls of the modern living room were painted in a soothing gray-blue color, adding a touch of elegance.

2. In the magical realm, the enchanted lake shimmered with a mysterious gray-blue hue that captivated all who beheld it.

3. Why did the ocean break up with the lake? Because it turned gray-blue whenever they went swimming together!

4. During the Renaissance, artists would sometimes use a gray-blue pigment known as ultramarine to achieve rich and vibrant colors in their paintings.