Smoke-grey is a term used to describe a color that resembles the hue of smoke or ash. However, there are several other synonyms that can be used to describe this color. For instance, slate-grey, charcoal-grey, and pewter-grey can all be used to describe a dark shade of grey that has a slight bluish tinge. Similarly, dusty-grey, misty-grey, and foggy-grey can be used to describe a lighter shade of grey that has a slight purplish tinge. Other synonyms for smoke-grey include steel-grey, lead-grey, and gunmetal-grey. Regardless of which synonym is used, the color brings an aura of sophistication and elegance to any object or space.