Really hard to help with one tiny picture not even showing the whole space . Waht is it you do not like about the one you have? I see a lack of lighting myabe that is all you need is better lighting, who knows . More info please .

My dog had chewed a number of holes in the carpet. He has recently passed so we are ready to replace it. I still do like this one but am wondering about going lighter or add more colour?

Think about the overall effect you want and what will enhance/pull the room together.

Then look for a rug (and cushions) that add warmth.

Pretty room! i find it hard to find neutral rugs that work with neutral sofas as sometimes they seem to fight each other and rugs are so tedious to try in home (i have bought and returned many 2x3’s over the years) I like @Maureen suggestion and could also see a warm/muted green in the space

Some option

more

Wha to avoid:

High-contrast black-and-white (too busy here)

Very bold geometrics (fights the relaxed vibe)

I think a subtle animal print could add some interest without being too bossy.

Thank you! I really like the warmth added to the pillows on the sofa as well.

Why does my living room look so chaotic?