create a modern cozy living room with a scandinavian aesthetic include a sleek black metal fireplace with a warm glowing fire on a charcoal colored wall add vertical wooden slats in a rich walnut brown as a feature wall place a large wall mounted flat screen tv displaying a serene sunset over a calm lake in vibrant pink and orange hues use a neutral toned sofa like soft beige paired with matching pillows the flooring should be dark slate tiles with subtle light gray grout lines sunlight should stream gently through a large glass window illuminating the space and highlighting green plants visible outside the atmosphere should be warm inviting and tranquil with a touch of elegance