Adding warmth to a beige neutral living room without clutter involves layering textures, light, and shape thoughtfully. Choose a large area rug with tactile fibers to soften floors, combine dimmable ambient lighting like paper floor lamps to create cozy glows, and introduce varied height furniture like sculptural side tables or tall plants. For color warmth, subtle earth tone accents in cushions or natural wood finishes complement neutrality. Avoid overcrowding; instead, apply intention by balancing scale and texture, transforming the serene space into a welcoming haven that feels lived-in without extra stuff.