You know that feeling when you step onto a beach, take a deep breath, and everything just feels lighter? That’s exactly what the right coastal blue paint color can do for your home.
It’s not just about painting a room—it’s about creating an atmosphere that feels open, airy, and effortlessly relaxing. The best coastal blues have a way of making a space feel both refreshing and cozy, like a salty breeze drifting through an open window.
But here’s the thing: not all blue paint colors will give you that perfect coastal vibe. Some are too bold, others lean too cool and sterile, while some just don’t have the depth to create that soft, sun-washed look.
That’s why I’ve put together this list of 17 coastal blue paint colors that truly capture that breezy, beachy feel. These shades have the right balance of warmth, softness, and depth—so they feel natural, never overwhelming.
If you’re looking for a color that will transform your space into a peaceful coastal retreat, you’re in the right place. Let’s dive in and find the perfect blue for your home!
What Are Coastal Blue Paint Colors?
Coastal blue paint colors capture the essence of the ocean, sky, and sandy shores.
These shades often have a soft, airy quality that evokes the feeling of a relaxing beachside retreat.
Unlike deep, moody blues or bold navy shades, coastal blues are lighter, more muted, and tend to lean toward gray, green, or even a touch of aqua.
They strike a perfect balance between freshness and serenity, making them ideal for coastal-inspired interiors.
From the misty softness of Benjamin Moore Smoke to the tranquil depth of Sherwin Williams Rain, these colors mimic the ever-changing hues of water and sky, bringing an effortless, breezy vibe to any space.
Why You Will Love These Coastal Blue Paint Colors
Coastal blues are not just visually stunning—they create an ambiance that feels calming, refreshing, and effortlessly stylish.
Whether you’re aiming for a true beachy aesthetic or just want a soft touch of color without overwhelming the space, these shades are incredibly versatile.
They work well in bedrooms, bathrooms, kitchens, and even living rooms, adding a light, airy touch that pairs beautifully with both traditional and modern decor.
Plus, coastal blues adapt beautifully to different lighting conditions, shifting between a soothing neutral and a subtle pop of color throughout the day.
Another reason to love them? They pair well with a variety of materials, from whitewashed wood and natural woven textures to crisp whites and deeper oceanic hues.
Whether your style leans toward classic coastal, modern farmhouse, or relaxed minimalism, there’s a coastal blue that will fit perfectly.
What Is The Most Popular Coastal Blue Paint Color For 2025?
While trends can shift slightly year to year, Sherwin Williams Upward (SW 6239) is one of the most talked-about coastal blues for 2025. Upward is a soft, airy blue that feels weightless and tranquil—perfect for creating a light, relaxed coastal vibe.
Another top contender is Benjamin Moore Palladian Blue, a timeless soft blue-green that has been a coastal favorite for years. Its ability to shift between blue and green depending on the light makes it a top choice for those wanting a dynamic yet soothing shade.
These shades are popular because they embody the effortless, breezy feel of a coastal retreat while remaining adaptable enough to fit various interior styles.
What Colors Complement Coastal Blue Paint Colors?
Coastal blues work beautifully with a variety of complementary shades, creating a harmonious and balanced color palette. Some of the best pairings include:
- Crisp Whites – Classic coastal design often features white trim, cabinetry, and ceilings to keep the space bright and airy. Colors like Sherwin Williams Extra White or Benjamin Moore Chantilly Lace enhance the fresh, clean look of coastal blues.
- Soft Beiges & Tans – Sandy neutrals, like Sherwin Williams Accessible Beige or Benjamin Moore Manchester Tan, create a natural, beachy feel when paired with soft blues.
- Muted Grays – Subtle grays, such as Sherwin Williams Repose Gray or Benjamin Moore Gray Owl, help ground coastal blues without overpowering their light, airy quality.
- Deep Blues & Navy – Darker blues, like Sherwin Williams Naval or Benjamin Moore Hale Navy, add depth and contrast while maintaining a cohesive ocean-inspired palette.
- Sage Greens – Soft greens, such as Benjamin Moore Quiet Moments or Sherwin Williams Sea Salt, blend seamlessly with coastal blues for a nature-inspired, tranquil look.
Decor To Go With Coastal Blue Paint Colors
To fully embrace a coastal-inspired space, pair your coastal blue paint colors with decor elements that enhance their breezy, relaxed feel. Some ideal decor choices include:
- Natural Wood & Rattan – Light wood tones, weathered oak, and rattan furniture add warmth and texture to balance the coolness of coastal blues.
- Linen & Cotton Fabrics – Soft, breathable fabrics like white linen curtains, slipcovered sofas, and textured throw pillows enhance the light and airy feel.
- Nautical & Organic Accents – Woven baskets, driftwood, shell decor, and jute rugs bring in natural coastal elements without feeling overly themed.
- Soft Lighting – Warm, ambient lighting from woven pendant lights or glass lanterns complements the relaxed coastal vibe.
- Coastal-Inspired Artwork – Watercolor paintings of the sea, abstract wave art, or framed beach photography tie the whole look together.
The key to coastal decor is subtlety—avoid anything too literal, like anchor prints or overly bright blues, and instead opt for soft, natural elements that enhance the calming aesthetic.
Tips for Choosing The Best Coastal Blue Paint Colors
Choosing the right coastal blue for your space depends on lighting, undertones, and overall aesthetic goals. Here are a few essential tips:
- Consider Natural Light – Coastal blues look different depending on the light. In rooms with lots of natural sunlight, they appear brighter and more airy. In dimly lit rooms, they may lean more gray or green. Always test samples at different times of the day.
- Pay Attention to Undertones – Some coastal blues lean more green (like BM Palladian Blue), while others have a slight gray cast (like SW Krypton). Choose a shade that complements your existing decor.
- Test on Large Areas – Don’t rely on small swatches. Paint large sample patches on your walls and observe how they shift throughout the day.
- Pair with the Right Whites – If using coastal blue on walls, select a white trim that enhances its softness. Bright whites (like SW Extra White) make blues pop, while creamier whites (like BM White Dove) create a warmer, softer look.
- Balance with Warm Neutrals – Coastal blues can feel cool, so pairing them with warm woods, beige upholstery, or woven textures keeps the space feeling cozy and inviting.
17 Best Coastal Blue Paint Colors
The colors on this list aren’t just beautiful—they’re versatile, timeless, and perfectly capture the essence of a serene coastal retreat. Let’s explore why each of these shades deserves a place in the best coastal blue paint colors lineup.
1. Benjamin Moore Slate Blue
Benjamin Moore Slate Blue is the epitome of a classic, moody coastal blue. It has a slightly deeper, more traditional feel compared to some of the airier blues on this list, making it an excellent choice for creating a cozy, inviting atmosphere.
If you love a blue that feels grounded, rich, and timeless, Slate Blue is for you. It’s a blue that doesn’t feel too bright or overwhelming, making it perfect for accent walls, cabinetry, or even exterior siding for a classic New England coastal look.
This color has a noticeable gray undertone, which keeps it from feeling too bold or overly vibrant. It’s a slightly muted blue, making it a great backdrop for natural textures like weathered wood, linen fabrics, and crisp white trim.
Slate Blue is a sophisticated choice for coastal interiors, bringing depth and elegance while still maintaining a relaxed, beach-inspired feel.
2. Sherwin Williams Upward
Sherwin Williams Upward is an absolute dream for anyone looking for a light, airy, and effortlessly breezy blue. As the Sherwin Williams 2024 Color of the Year, it’s no surprise that this color is taking coastal interiors by storm.
Upward is perfect if you want a blue that feels soft and ethereal but still distinct. It has just the right amount of pigment to add color to a space while keeping it light and refreshing.
This is a true blue with a slight gray undertone that keeps it from looking too bright or pastel-like. It has a calming presence, making it ideal for bedrooms, bathrooms, or living spaces that need a touch of serenity.
Upward is one of the most effortlessly beautiful blues—it works in nearly any room and always feels peaceful, making it a perfect fit for coastal interiors.
3. Benjamin Moore Brewster Gray
Brewster Gray is the coastal blue for those who love a blue with some depth and complexity. It’s a blue-gray with a touch of green, giving it a beautifully weathered, misty quality.
If you want a blue that leans more into the elegant, sophisticated side of coastal design rather than the light and airy side, Brewster Gray is a fantastic choice. It has a grounding presence that makes spaces feel cozy yet refined.
This color has strong gray undertones with a subtle hint of green, making it incredibly dynamic depending on lighting. It can look like a deep stormy blue in darker spaces or a softened, misty blue in natural light.
It’s a deeper coastal blue that adds richness without feeling heavy, making it ideal for kitchens, cabinets, and cozy living spaces.
4. Benjamin Moore Summer Shower
Summer Shower is one of the most refreshing, light-hearted coastal blues on this list. It has an almost airy, pastel-like quality that makes it feel like a bright summer day by the water.
This is the perfect choice for someone who wants a coastal blue that feels fresh, cheerful, and uplifting. It’s great for bathrooms, bedrooms, or any space that needs a light and breezy touch.
Summer Shower has a soft aqua undertone that gives it a playful, beachy feel. It’s not overly saturated, making it easy to work with and pair with other neutrals.
It brings the perfect amount of light and freshness to a space, making it an ideal coastal blue for those who love a soft, airy aesthetic.
5. Benjamin Moore Silver Gray
If you love the idea of a blue that almost reads as a neutral, Silver Gray is a fantastic pick. It’s subtle, sophisticated, and has just enough blue to make an impact without overwhelming a space.
This is a fantastic choice for someone who wants a whisper of blue without committing to a full-blown color. It’s muted enough to work with almost any decor style while still offering a fresh, airy feel.
It leans heavily into gray with a soft blue cast, making it a chameleon-like shade that can shift throughout the day.
Silver Gray is the ultimate soft, sophisticated coastal blue—it’s timeless, neutral, and incredibly easy to work with.
6. Benjamin Moore Quiet Moments
There’s something incredibly peaceful about Quiet Moments. This color is the definition of soft, serene coastal elegance.
If you’re looking for a soothing, spa-like blue with a hint of green, Quiet Moments is a must. It works beautifully in bedrooms and bathrooms, where you want a sense of calm and relaxation.
It’s a blue-green-gray blend that shifts beautifully with light, sometimes looking more green and other times more blue.
It’s one of Benjamin Moore’s most beloved colors, and for good reason—it’s effortlessly serene and perfect for coastal interiors.
7. Sherwin Williams Krypton
Krypton is the coastal blue that leans a bit moodier, with a stronger gray undertone that gives it a cozy, stormy feel.
If you want a blue that feels cool and sophisticated but still has that beach house charm, Krypton is a great choice.
It’s a blue-gray with a cool undertone, making it an excellent pairing with crisp whites and soft grays.
Krypton offers a balance between depth and softness, making it incredibly versatile.
8. Sherwin Williams Oyster Bay
Oyster Bay is one of those colors that instantly makes a space feel fresh, tranquil, and effortlessly coastal. It’s a blue-green-gray blend that brings to mind sea glass, misty mornings, and weathered driftwood.
If you’re drawn to softer, muted coastal blues that don’t feel too bold or overpowering, Oyster Bay is a dream. It has just enough color to be interesting, but it’s relaxed and easygoing—perfect for a refined coastal home.
Oyster Bay is a mix of blue, green, and gray, with a slightly stronger green undertone. In spaces with natural light, it reads as a delicate, misty aqua, while in dimmer settings, it leans into its grayer side.
It’s one of the most versatile coastal blues out there. It works on walls, cabinets, and exteriors, making it a favorite for those who want a subtle, sophisticated beach-inspired look.
9. Benjamin Moore Smoke
Benjamin Moore Smoke is a coastal classic—calm, cool, and effortlessly elegant. It’s the kind of blue that makes you want to take a deep breath and relax.
Smoke is a fantastic choice for those who want a gentle blue that’s not too bright, not too dark, and has a touch of softness. It’s great for bedrooms, living spaces, and even bathrooms where you want a tranquil retreat.
Smoke has a slightly gray undertone, which keeps it from feeling too pastel or baby blue. It’s sophisticated yet breezy, making it easy to pair with crisp whites, natural woods, and soft neutrals.
It’s one of the best go-to coastal blues for its ability to feel fresh, airy, and relaxed all at once.
10. Sherwin Williams Sea Salt
Sea Salt is hands down one of Sherwin Williams’ most popular colors, and for a good reason—it’s the perfect balance of blue, green, and gray with a soft, organic feel.
If you’re looking for a coastal blue that feels understated yet fresh, Sea Salt is an excellent pick. It’s light, airy, and has a spa-like quality that makes any space feel peaceful.
While technically considered a green-gray, Sea Salt has just enough blue in it to make it feel like a soft, misty ocean color. Depending on lighting, it can lean more green or blue, but it always maintains that relaxed, breezy charm.
It’s one of the most universally loved coastal colors because of how adaptable and timeless it is.
11. Benjamin Moore White Water
White Water is one of those barely-there coastal blues that’s perfect for anyone who wants just a hint of color. It’s soft, airy, and has a dreamy, ethereal quality that makes it feel light as a cloud.
If you love the idea of a whisper of blue that’s almost white, White Water is a perfect choice. It gives just enough color to make a space feel fresh and inviting without overwhelming it.
White Water is a very pale blue with the slightest gray undertone, which keeps it feeling sophisticated rather than too icy or pastel-like.
It’s the perfect choice for someone who wants a subtle nod to coastal blue without fully committing to a strong color.
12. Sherwin Williams Rain
Sherwin Williams Rain is a mid-toned coastal blue that feels fresh, cool, and beautifully soothing. It’s the perfect in-between shade—not too dark, not too light—giving spaces a soft, calming presence.
If you’re looking for a color that captures the mood of a peaceful rainy day by the sea, Rain is a great pick. It’s rich enough to stand out but muted enough to feel relaxing.
This blue leans slightly cool with a gray undertone, keeping it from feeling too bright or overwhelming.
It’s a refined coastal blue that works beautifully in both modern and traditional coastal spaces.
13. Benjamin Moore Palladian Blue
Palladian Blue is one of Benjamin Moore’s most iconic coastal blues, loved for its soft, airy, and almost dreamy quality. It’s the kind of color that instantly makes a space feel open, bright, and full of coastal charm.
If you love classic, timeless coastal blues, Palladian Blue is a must-have. It has a lighthearted, almost whimsical quality that makes any space feel fresh and inviting.
This color has a blue-green base with a subtle gray undertone, making it incredibly versatile. In bright spaces, it leans more blue, while in lower light, it can take on a soft green cast.
It’s one of the most beloved coastal blues of all time, making it a staple for beach-inspired interiors.
14. Benjamin Moore Van Courtland Blue
For those who love a deeper, more dramatic coastal blue, Van Courtland Blue is a standout. It has a classic, historic feel that works beautifully in traditional or modern coastal homes.
If you want a coastal blue that’s rich, sophisticated, and slightly moody, Van Courtland Blue is perfect. It has an old-world elegance while still feeling fresh and coastal.
This blue has strong gray undertones, giving it a muted, weathered look rather than a bright or overpowering blue.
It’s a deeper, moodier take on coastal blue that adds richness and depth to a space.
15. Sherwin Williams Sleepy Blue
Sleepy Blue is one of the softest, most delicate blues on this list. It’s a light, cool-toned blue with just enough presence to add color without overwhelming a space.
If you love soft, breezy blues that feel restful and airy, Sleepy Blue is a fantastic choice. It’s great for bedrooms and living spaces where you want a calming touch of color.
This is a cool blue with a subtle gray undertone, making it feel gentle and sophisticated rather than overly bright.
It’s one of Sherwin Williams’ most popular light blues, and for good reason—it’s easy to work with, timeless, and effortlessly coastal.
16. Benjamin Moore Windy Sky
Windy Sky is one of the freshest, airiest blues on this list. It’s bright enough to feel cheerful but soft enough to feel completely livable.
If you want a coastal blue that feels crisp, clean, and refreshing, Windy Sky is a great option. It works beautifully in kitchens, bathrooms, and sunlit living spaces.
Windy Sky is a true blue with a touch of gray, keeping it from feeling too bright or saturated.
It’s a refreshing coastal blue that feels open, airy, and perfect for a breezy, beach-inspired space.
17. Benjamin Moore Blue Heather
Blue Heather is one of those colors that feels effortlessly elegant, with a perfect mix of blue and gray for a slightly misty, muted effect.
If you want a coastal blue that feels soft, sophisticated, and easygoing, Blue Heather is a fantastic choice. It’s incredibly versatile and pairs beautifully with natural textures.
This is a soft blue-gray with a subtle, muted presence, making it feel light and airy.
It’s a beautifully balanced blue that works in nearly any space, bringing a sense of calm and tranquility.
