Someday designs has some lovely monochomatci rabbit framed posters. That said if you are looking for bright then John Lewis has some mid century ones that fit the bill. I would also change the arrangement as three is a good number in interior design for accessories. I think you need more art to form a proper gallery or a larger piece. There are too many online art companies to mention that do bright canvases. Visually it looks better if the bottom line of the frame lines up. People often place framed pieces like yours on slim shelving.

Thanks so much. What's particularly hard for me is choosing specific pieces and sizes.

Hi Diana I think you really need to go larger especially over the sofa. A wider shorter picture hung over fireplace (rather than on it) would work better I think. Mirrors are also a good option

Thank you.

Hi, try Etsy, they have tons of prints for sale and most are quite budget friendly. I would suggest a large piece of art as it’s so hard to balance a mixture of pieces and actually get it right. Here’s a few