Create a minimalist and serene coastal ambiance in your kitchen with a beach house theme. Opt for clean lines and a neutral color palette inspired by the beach, such as shades of white, beige, and light blue. Choose sleek and simple cabinets and countertops for a minimalist look. Incorporate seashell accents by using seashell-shaped soap dispensers or seashell-printed tea towels. Display coastal-inspired artwork or hang a large mirror to enhance the sense of space. This kitchen ambiance will make you feel like you're in a tranquil beachfront retreat.