The simple answer: anywhere! On the Rocks is one of the most livable and most versatile grays. Use it in nearly every room and on any surface. It can even be an excellent exterior paint choice - sometimes. Since it has purple undertones, using On the Rocks as exterior paint can be tricky. Areas to consider using On the Rocks: Bedrooms Living rooms Kitchens Kids rooms Playrooms Bathrooms Staircases Laundry rooms Hallways And more! This neutral shade works well in many styles of homes, including minimalist, traditional, modern farmhouse, and transitional-style homes.