Good sofa cushion design is about three things: size, filling and how many you place. A 3 seater usually looks right with three to five throw cushions of 16 to 20 inches, while the seat cushions underneath need firm HR foam rated near 32 kg/m³ at minimum.
This gallery covers throw cushion sets, full cushion sofas, back cushion styles and the seat and back gaddis (thick seat cushions) for wooden sofas. Changing cushion covers is also the easiest way to change your sofa colour combination each season.
Sofa Cushion Set of 5 and Set of 3 Arrangements
Odd numbers look relaxed; even numbers look formal. Start with the largest cushions at the arms and go smaller towards the middle.
- Seats
- 3 seater, 5 cushions
- Build
- Cotton covers
- Fits
- Living room
Two 20 inch cushions at each arm, two 18 inch inside them, and one lumbar in the centre. Mustard and grey with one print ties the sofa set cushion group together.
Maker's note: Use fibre filled inserts 2 inches bigger than the cover so the cushion looks full, not flat.
- Seats
- 2 or 3 seater, 3 pcs
- Build
- Linen covers
- Fits
- Small flat
A sofa cushion set of 3 for a 2 seater or a compact 3 seater: two 18 inch squares and one round. Few cushions leave more seat for sitting.
Maker's note: In small halls, keep throw cushions at 16 to 18 inches; 20 inch ones eat seat depth.
- Seats
- 7 seater L, 10 pcs
- Build
- Cotton, velvet
- Fits
- Large hall
A sofa cushion set of 10 across a 7 seater L: large squares at each end, mid sizes along the run, two lumbars at the corner.
Maker's note: Buy all ten from the same batch; blues vary between dye lots more than other colours.
Sofa Cushion Size Chart
| Cushion size | Use | Sofa it suits |
|---|---|---|
| 16 x 16 in | Small throw, single seats, chairs | Sofa chairs, 2 seaters, small flats |
| 18 x 18 in | Most common throw size | Most 3 seaters |
| 20 x 20 in | Large throw at the arms | Deep sofas, L shapes |
| 24 x 24 in | Back support or floor cushion | Very deep sofas, diwans |
| 12 x 20 in | Lumbar, centre of the sofa | Any sofa with a tight back |
Buy inserts 1 to 2 inches bigger than the cover. A 16 inch cover with an 18 inch insert looks full and holds its shape.
Cushion Fillings Compared
- Polyester fibre: soft, cheap, washable. Goes flat in a year or two; good for throws.
- Foam: firm, holds shape. Use HR foam for seats; 3 seater sofa cushion foam should be about 32 kg/m³ for daily use, and denser still, near 38, when bigger adults sit there.
- Foam wrapped in fibre: firm core with a soft top; best for seat cushions.
- Feather alternative (microfibre balls): feels like down, plumps back after a shake; good for back cushions.
- Coir: very firm, cool; used in some traditional gaddis, but hard on the back.
How Many Cushions for Each Sofa
| Sofa | Throw cushions |
|---|---|
| Sofa chair | 1 |
| 2 seater | 2 or 3 |
| 3 seater | 3 to 5 |
| 3+1+1 set | 5 to 7 (a sofa pillow set of 5 or 6 works) |
| L shape 6 or 7 seater | 6 to 10 |
For covers on the sofa itself, see sofa covers, and for loose gaddi covers on wooden frames, wooden sofa covers.
Full Cushion Sofa Design Gallery
A full cushion sofa has thick loose cushions on every surface, including the arms. It feels soft and relaxed, but it needs firm seat foam or it sags in a year.
- Seats
- 3 seater, 84 in
- Build
- Pine frame, fabric
- Fits
- TV room
Overstuffed pillow back cushions and wide padded arms. This full cushion sofa set suits a TV room where people lounge.
Maker's note: Order a 6 inch HR seat block, density 35, wrapped in fibre; pure fibre seats go flat.
- Seats
- 3 seater, low base
- Build
- Ply base, cotton
- Fits
- Sitting room
A low base topped with thick cushions and round bolsters, close to a traditional baithak. It works in a reading nook or guest hall.
Maker's note: Raise the base at least 10 inches; very low seats are hard for elders to stand up from.
- Seats
- 4 modules
- Build
- Boucle, HR foam
- Fits
- Modern flat
A modular full cushion sofa in cream boucle. Each block has a loose back cushion you can move to make a chaise.
Maker's note: Ask for zip off covers on every cushion; boucle needs washing more often than flat weaves.
Sofa Back Cushion Design Styles
The back cushion sets the look and the posture. Loose cushions are softer and easy to recover; attached and tufted backs stay neat with no plumping.
- Seats
- 3 seater
- Build
- Fibre filled backs
- Fits
- Living room
Three loose back cushions with zips. Flip and rotate them every week and they wear evenly.
Maker's note: Back cushions should be softer than seats: ask for 20 to 28 kg/m³ foam or fibre.
- Seats
- 3 seater
- Build
- Olive fabric
- Fits
- Formal hall
A tight back is stitched onto the frame, so it never slumps. It suits formal halls and offices where the sofa should always look made.
Maker's note: A tight back cannot be flipped; choose fabric over 25,000 rubs so it lasts.
- Seats
- 3 seater
- Build
- Velvet, buttons
- Fits
- Drawing room
Deep button tufting in wine velvet on the back. The tufts hold the filling in place and add a classic look.
Maker's note: Have the buttons knotted through the back panel; glued ones pop off within months.
Wooden Sofa Cushion Design and Gaddi Sets
A 3 seater wooden sofa without cushion is just a frame. You can get the seat and back gaddis made separately to fit it, in the foam and fabric you choose.
- Seats
- 3 seater, 6 gaddis
- Build
- Teak, HR foam
- Fits
- Kerala style home
A teak frame with ivory gaddis: three seats and three backs, each with a zip cover. Ivory brings out the golden teak grain.
Maker's note: Seat gaddis want 4 or 5 inches of HR foam, density 32 kg/m³ upward; backs take 3 or 4 inches, softer.
- Seats
- 3+1+1 frames
- Build
- Sheesham, PU polish
- Fits
- Showroom check
A plain wooden sofa set without cushion, so you can see the seat board. Ask for a ply or slat base under the gaddi so it does not sag.
Maker's note: Check the seat board is BWR ply or slats with gaps; a solid board traps sweat.
- Seats
- 3 seater
- Build
- Mango wood, cotton
- Fits
- Balcony or hall
Green seat gaddis with cream and green printed throw cushions on a mango wood sofa. A wooden sofa cushion colour combination with green suits light wood.
Maker's note: Keep throw cushions to two or three on a wooden sofa; arms are narrow and cushions fall off.
Questions buyers ask
Which cushion design for sofa sets is popular this season?
Textured plains like boucle and slub linen, mixed with one small print, are asked for most. Earthy colours such as rust, olive and mustard are popular with grey or beige sofas.
Which foam suits a 3 seater sofa cushion?
HR foam with density no lower than 32 kg/m³ for daily use; go to 35 or 40 if heavier people sit often. Wrap it in a thin fibre layer so the edges feel soft.
How do I pick a sofa cushion colour?
Give cushions only a tenth of the room's colour; let walls, floor and sofa carry the rest. Pick cushion colours from the curtains, a rug or a painting in the room.
Can I order 3 seater wooden sofa cushions only?
Yes. Measure each seat and back space on the frame, since old frames differ seat to seat. A local upholsterer can cut foam and stitch covers to those sizes.
Are sofa pillow design and cushion design the same thing?
People use both words for the throw cushions on a sofa. In the trade, pillow often means a soft fibre filled throw, while cushion also covers firm seat and back pieces.
How often should sofa cushion covers be washed?
Throw cushion covers every two to three weeks, more in the monsoon when sweat and damp build up. Use a cold, gentle wash and a shaded line so colours hold.