I don't know what your new couches look like, but this traditional look could work well. I must say I love the curtains -- and yes you can use a big pattern in a small room.
https://www.wayfair.com/window-treatments/pdp/winston-porter-holton-graphic-print-text-semi-sheer-rod-pocket-single-curtain-panel-wnpr1296.html?piid=21607112
https://www.wayfair.com/furniture/pdp/august-grove-rachael-72-tv-stand-atgr2033.html
https://www.wayfair.com/furniture/pdp/beachcrest-home-tala-rectangular-coffee-table-bchh9243.html
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Window treatments
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