minimalist christmas decor in a serene blue and grey living space exudes modern holiday style with subtle elegance

minimalist christmas decor serene blue grey living space modern holiday style subtle elegance calm soothing relaxing peaceful quiet tranquil gentle soft muted delicate elegant sophisticated refined stylish trendy fashionable chic contemporary simple uncomplicated modest understated plain sleek crisp clean austere sharp minimal pure subdued lowkey cosy warm inviting ai generated