For a small kitchen with a coastal beach house theme, a coastal gray color palette is a stylish choice. The walls are painted in a soft gray shade, reminiscent of weathered driftwood. The cabinets are a light gray, providing a subtle contrast. To incorporate seashell accents, drawer pulls and knobs in the shape of seashells are used. The countertops are made of gray marble, adding elegance to the space. The backsplash features subway tiles in shades of gray, creating a sleek and modern look. The kitchen is equipped with stainless steel appliances, giving it a contemporary touch. This coastal gray kitchen exudes a sophisticated and beachy vibe, perfect for those who prefer a more subdued coastal aesthetic.