Kiawah Island Coastal Cotton Duvet Cover Set 5PC - Blue
Kiawah Island Coastal Cotton Duvet Cover Set 5PC - Blue
Harbor House
Bring the calm of the coast home with inviting textures, seaside-inspired designs, and relaxed coastal style.
“Best quality embroidery and quilting. 100% cotton is so soft and supple.”
— Vicki R., verified buyer of our Seaside Coastal Aqua Quilt Set
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Create a relaxed coastal bedroom with the Harbor House Kiawah Island 5-piece duvet cover set in a refreshing blue and green tropical print. Coordinating shams and textured decorative pillows add an easy, layered look, while the duvet cover's inner ties help keep your insert in place.
What's included
- 1 duvet cover
- 2 shams
- 1 embroidered square decorative pillow
- 1 braided oblong decorative pillow
Why you'll love it
- Coastal tropical print in soothing shades of blue and green
- 100% cotton dobby weave duvet cover with a cotton percale solid reverse
- Button closure at the foot end
- Internal corner ties help keep the insert from shifting
- Decorative pillow covers remove with hidden zippers for easier cleaning
- OEKO-TEX certified textile
- Machine washable for practical everyday care
Duvet insert is sold separately.
Materials and care
Duvet cover and shams: 100% cotton dobby printed fabric with a cotton percale solid reverse. Decorative pillows: cotton covers with polyester filling.
Machine wash cold separately on a gentle cycle. Do not bleach. Tumble dry low. Do not iron. Use a large-capacity commercial washer and dryer if the set does not move freely. Spot clean the decorative pillows and steam iron to remove wrinkles.
Available sizes
- Full/Queen: Duvet cover 90" W x 90" L; 2 standard shams 20" W x 26" L; decorative pillows included
- King/California King: Duvet cover 106" W x 90" L; 2 king shams 20" W x 36" L; decorative pillows included
Pair this Harbor House duvet cover set with a separate insert for a comfortable coastal retreat inspired by Kiawah Island.

Coastal Bedding
Coastal bedding is the umbrella for the whole look: quilts, comforter sets, duvet covers, sheets, throws, and accents built around the colors and motifs of the shore. This collection gathers all of it in one place, so you can dress a single bed or restyle an entire room, from the first fitted sheet to the last accent pillow.
The Coastal Palette and What Sets It Apart
Coastal style rests on the colors you see at the water: ocean blues from navy to seafoam, crisp whites, sandy neutrals, driftwood grays, and the occasional coral accent. What separates coastal from ordinary blue bedding is the motif language, nautical stripes, coral branches, seashells, starfish, lighthouses, and breezy textures like seersucker crinkle and tufted chenille. Used together, palette and motif make a room feel like a beach house without turning it into a themed set piece.
Build Your Coastal Bed, Layer by Layer
Start with the foundation and work up:
- Sheets. Crisp cotton in white or soft blue keeps the bed cool and lets the top layer stand out. If your bed is an adjustable base, an RV, or a boat berth, our sheet size guide covers every mattress type.
- The main layer. Choose a comforter set for a one-step dressed bed, a duvet cover for flexibility and easy washing, or a quilt for the lightest, most versatile layer. Each option is gathered in its own collection: coastal comforters, coastal duvets, and coastal quilts.
- Texture and accent. Fold a quilt across the foot of the bed, add throw blankets for cool evenings, and finish with accent pillows in coral or seashell motifs.
Not sure which main layer suits your climate and routine? Our comforter vs. duvet comparison explains how the three differ in warmth, care, and style.
Choosing by Room and Color
- Primary bedroom: anchor with navy or French blue and keep the rest quiet. Our coastal French blue guide shows how one classic color carries a room.
- Guest room: lighter aquas and shell or starfish prints keep the welcome bright and the laundry simple.
- Cottage or shabby-chic style: scalloped edges, seersucker florals, and soft neutrals; see the scalloped-edge coastal bedding collection.
- Lake house or beach house: aqua and seafoam with natural texture, paired with rattan and light wood.
For room-by-room planning and palette guidance, read our coastal bedding style guide.
And to avoid the common missteps, from over-theming to clashing patterns, see the 7 mistakes people make with coastal bedding.
Natural Fabrics, Coastal Comfort
Coastal rooms lean on breathable bedding, and most pieces here are cotton or cotton-blend: percale for crispness, sateen for smoothness, seersucker for texture. Our 100% cotton comforter buying guide explains what to look for in fill and shell if you are choosing a comforter.
Made to the Quahog Bay Standard
Quahog Bay Bedding pairs American-made bedding, including our CinchFit stay-on sheets, with curated coastal designs chosen to the same standard. Free shipping is available on all orders within the continental United States, and in-stock items ship in 1-2 business days.
Questions about building a coastal room from scratch? Contact our team and we will help you put the layers together.
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