Stone-grey is a color that can evoke a sense of stability, durability, and timelessness. However, if you're looking for synonyms to describe this shade, there are a number of options to choose from. Some of the most common alternatives to stone-grey include ash, dove, graphite, slate, and pewter. These shades maintain the same sense of sophistication and understated elegance as stone-grey but offer slight variations that may better suit your personal preference or project needs. Other options to consider may include charcoal, gunmetal, or even steel-blue, all of which can also convey a similar feeling of strength and permanence.