For a more subtle effect pair light to medium warm grey walls with dark green grey curtains or blinds.
Living room curtains on walls instead of paint.
This is a bold new take on the classic café curtain.
Substitute roman shades or bamboo shades for the eclectic look.
Roll them onto the blank wall and they become art pieces.
You can actually take the doors off allowing for easy access and more closet space and drape the entire wall.
Anchor rods on ceiling and use rod pocket inexpensive curtains drapes.
Light warm grey walls harmonize well with window treatments derived from the same color family which is red orange red or coral.
Laser cut wood panels that slide over the windows to provide privacy and light control.
They also work great for room dividers and to cover over unsightly closet doors.
See 20 chic living room curtain ideas for just about every interior design style.