Dolphin Blue
The grayed pool-water blue people sample for kids' rooms and baths, reviewed honestly: the light where it turns aqua, the light that turns it dingy, and what to pick instead.
Jessica has spec'd whites and neutrals for more than 300 rooms and keeps a sample wall of painted drawdowns in her studio. Every color review is checked against real reader rooms in the comments and re-tested when a formula changes. About the testing process →
- 1Salamander6
- 2Hidden Gem14
- 3Dolphin Blue31
- 4Green Meets Blue36
- 5Wythe Blue48
The Fast Verdict
Dolphin Blue is the aqua that already had the volume turned down: a mid-tone blue-green with a real gray cast, so it reads like pool water in bright daylight and like a quiet gray-blue once the sun leaves. The chip looks clearer than the wall will in an ordinary room. At LRV 31 it has enough color for a kids' room or a white-tile bath and enough gray that it does not go candy-turquoise on four walls. It is not a living-room neutral, and it is not the unmuted aqua on Pinterest.
Kids' rooms and nurseries · bathrooms with white tile · beach-house bedrooms · powder rooms and small baths · anyone who wants pool-water color without a candy aqua
You actually wanted gray · you wanted an unmuted turquoise · honey-oak floors and cream trim · a dim north living room · you need the whole house to stay neutral for resale
- Pool-water aqua with enough gray to live with on four kids'-room walls
- Holds a clean blue-green in real daylight instead of going baby-blue
- Bathroom classic against white tile and crisp white trim
- Sits on the same strip as Peaceful Blue and Blueprint, so stepping lighter or darker is easy
- Genuinely gender-neutral — not pink-adjacent, not navy-serious
- Dim north light strips the aqua and leaves a dingy gray-blue
- Fights honey oak, cream trim, and golden builder beige
- Too much color for an open main floor or a resale-safe whole house
- Not the clear turquoise the name and the chip both hint at
What Color Is Dolphin Blue, Really?
A muted medium blue with a gray cast and a lightly green-leaning blue undertone — aqua with the saturation pulled back. Most colors people pin as pool water are either a pale spa wash or a full-chroma cyan with no gray in it at all. Dolphin Blue sits between those two: enough blue-green to look like water in real daylight, enough gray that a whole kids' bedroom does not turn into a swim club. Hue sits around cyan, chroma stays low, and the gray is the whole trick. It is why the color can live in a bathroom and a child's room without looking themed, and why buyers hoping for a clear turquoise feel shortchanged.
At LRV 31 it is a genuine mid-tone. Bright and light are not the same thing: the wall reflects less than a third of the light that hits it, so a dim room gets quieter after the second coat, not cheerier. In strong daylight it goes cleaner and slightly airier — the pool-water read the name promises. In lower or warmer indoor light the gray-blue side comes forward and the aqua recedes. Plan for the wall to look a step grayer than the chip in ordinary rooms, and a step clearer than the chip next to a south window. Sample on the actual wall at noon and at 7pm before you buy the gallons.
Undertone in one line: green-leaning blue first, gray second — never purple, never navy. If your sample looks like dingy gray-blue, the room is too dim or the bulbs are warm and weak. If it looks like clear pool water, that is generous daylight doing its job. Both versions are the same paint being honest about the light.
Where It Shines
This color is built for rooms that already have water or play in the brief. Give it white tile, a crisp white trim, and real daylight and it does the bathroom job people keep hiring mid-tone aquas to do: clean, slightly coastal, not baby-blue. Its other home is the kids' room that still has to grow — grayed enough to survive the years after the ocean theme comes down, blue enough that a child still recognizes it as a color. A beach-house bedroom with pale oak and linen is the grown-up version of the same idea.
Where It Fails
The misses with a grayed mid-tone aqua are predictable from the chip. None of them are the paint's fault — but if your room matches one, this is not your blue, and a bigger sample will only confirm it.
The aqua is a daylight effect. Cool, low north light strips the green-blue and leaves a flat, slightly dingy gray-blue — dirty pool water instead of the clear stuff. At LRV 31 there is not enough bounce to rescue a dark room. Add a real window or warm lamps in volume, or pick a lighter spa blue (Peaceful Blue) that still has some light left in it.
Yellow-orange sits across the wheel from this blue-green. Honey-oak floors, builder-beige carpet, and a creamy off-white trim all push the wall cooler and greener while the wood goes more orange. Both sides lose. Pale oak, weathered gray wood, and a crisp white (Polar Bear or Ultra Pure White on trim) are the company it was mixed for. Cream makes the blue look dingier, not softer.
The chip sits in the middle and disappoints both camps. Buyers picturing unmuted pool tile get a grayed mid-blue and call it dull. Buyers who thought dolphin meant a blue-gray neutral get unmistakable aqua the minute the sun hits the wall. If you want the playroom cyan, that is Dream I Can Fly. If you want slate that only flashes blue, that is Van Courtland Blue. This one is water with gray in it, on purpose.
Room by Room
Grayed enough to grow past the ocean-theme years, blue enough that it still reads as a kid's color. Satin so crayon and splash marks wipe. Keep the ceiling a bright crisp white so LRV 31 does not close the room in, and pair with pale wood and cotton, not navy-and-anchor kitsch.
White subway, chrome or brushed nickel, a south or east window: this is the combination that makes the pool-water read look intentional. Satin on the walls for steam. Cool gray tile pulls it dingy; warm cream tile argues. Sample above the actual tile before you commit.
In a bright bedroom with linen, rattan, and light oak it is a calm coastal wall, not a theme. In a dim suburban bedroom with beige carpet it goes gray-blue and slightly tired. Eggshell, 2700K lamps at night, crisp white trim. Skip it if the only window faces north.
Small rooms take mid-tone color well because you never see a long wall of it. Drench the four walls, keep the ceiling Ultra Pure White, and the little room reads considered instead of leftover. Satin on the walls; a Shipwreck or Blueprint vanity is the grown-up extra if you want depth.
From across an open plan this is clearly a color, not a backdrop, and it does not negotiate with greige kitchens or tan carpet. The seam looks like two houses. If you love it here, put it on one wall or the built-ins — not on the field of a family room you also have to sell someday.
Full sun washes a low-chroma mid-blue toward dusty gray-teal from the curb, and it is too mid and too gray to read as a door decision. Leave the S470 strip's exterior work to Blueprint (doors) and Undersea (deep accents). Indoors is where Dolphin Blue earns the gallons.
Your Light Is the Risk
Generous sun pulls the green-blue forward and the walls go clear pool water. This is the light the color was mixed for — sample here first.
Cool gray daylight kills the aqua and leaves a flat, slightly dirty gray-blue. Fine if you half-wanted gray; disappointing if you wanted water.
East rooms go clearer and more aqua in the morning, quieter by lunch. West light warms the gray through the afternoon, then the blue softens as the sun drops. Same paint, two honest reads.
2700K bulbs pull the gray-teal forward and calm the aqua — cozy, a little duskier. Cool 4000K LEDs push it toward sterile pool-tile. Swap the bulbs before you blame the paint.
Most complaints about Dolphin Blue are a light mismatch. Upload a photo of your actual room and see it on your walls — then ask for the same wall in north light or evening lamps before you buy a single sample.
Need It From Another Brand?
Any paint counter can custom-tint Behr S470-4 directly. If you would rather stay in one brand's own deck, these are the closest stock matches, measured as ΔE2000. Under 2 is a difference you will not see on the wall.
| Brand | Closest color | ΔE | LRV | |
|---|---|---|---|---|
| Sherwin-Williams | Tranquil AquaSW 7611 · Sherwin-Williams | 2.9 | 30 | Color page → |
| Benjamin Moore | Labrador Blue1670 · Benjamin Moore | 1.8 | 33 | Color page → |
| Valspar | Blue NuthatchV106-4 · Valspar | 0.9 | 31.1 | Color page → |
| PPG / Glidden | Serene StreamPPG1154-5 · PPG / Glidden | 1.5 | 32 | Color page → |
| Glidden | Serene StreamPPG1154-5 · Glidden | 1.5 | 32 | Color page → |
| Dutch Boy | Neptune's Rings431-3DB · Dutch Boy | 2.6 | 31 | Color page → |
Similar Behr Colors
The nearest shades to Dolphin Blue within Behr's own range, ranked by perceptual color distance — useful when you want the same look a touch lighter, darker, or warmer.
WCAG 2.1: AA is 4.5 : 1 for normal text, 3 : 1 for large text, AAA is 7 : 1.
Dolphin Blue vs the Colors You're Also Considering
Every Dolphin Blue sample board has the same rivals on it. The numbers show the real lightness gap — then it comes down to which risk you would rather live with.
Pick this when you still want pool water but the room also has to sleep, bathe, or grow up.
Benjamin Moore 769 · LRV 31Dream I Can FlyPick this if you want the unmuted playroom aqua — same depth, no gray, and it will not calm down after it dries.
Pick this when Peaceful Blue feels like a whisper and you want the water to actually show.
Behr S470-3 · LRV 44Peaceful BluePick this for the lighter spa version on the same strip — more air, less pool, easier in a small or dimmer room.
Inside Behr, Cool Dusk (550F-4) at #73B3C0 is the closest neighbor, a hair more blue at the same LRV 40. Saga Blue (S480-4) at #6FBBC4 and LRV 43 is lighter and slightly brighter, a better option for a small room. Aqua Gray (BNC-18) at #80B4B3 and Shale Gray (540F-4) at #81B0B2 are both grayer and calmer if 35 percent saturation feels like too much. Sonata Blue (BNC-08) at #82B2C4 reads clearly blue rather than teal.
Across brands, Dutch Boy Wet Surfboard (233-5DB) at deltaE 1.65 is visually identical in normal room light. Dunn-Edwards Castaway (DE5738) at 2.15 and Glidden Prince Edward Teal (90GG 42/171) at 2.82 are very close, so sample first, with Prince Edward Teal reading a touch grayer at #84B6B9. Sherwin-Williams Nautilus (SW 6780) at 3.09 is very close but bluer. Benjamin Moore Bayville Blue (747) at LRV 37 and deltaE 3.33 is deeper, and Valspar Swim (5006-8A) at 3.86 is close but visibly different side by side, leaning greener.
Dolphin Blue Coordinating Colors
The rule for coordinating with Dolphin Blue: stay crisp and cool-adjacent, and keep yellow at arm's length. It wants a clean white, a paler or deeper neighbor from its own strip, and metals that do not add orange. Cream, honey oak, and heavy unlacquered brass in volume all pull it dingy. These are the partners that keep showing up in rooms that work:
The S470 Strip: Same Card, Two Personalities
Dolphin Blue is the middle child on one of Behr's more useful blue cards. One step lighter is Peaceful Blue (S470-3, LRV 44), a spa blue-green the brand sells everywhere and promotes nowhere. One step darker is Blueprint (S470-5, LRV 19), the 2019 Color of the Year — a steel blue with a purple lean that still earns doors and islands. Keep going and you hit Shipwreck (S470-6, LRV 13), a deep teal-slate that changes its mind with the light, then Undersea (S470-7, LRV 9), the ocean-deep navy Behr built for cabinets and doors.
The useful warning: this is not a simple fade of one undertone. The lighter chips stay aqua-green. Blueprint swings steel-purple and leaves the green behind. If you love Dolphin Blue on the wall and grab Blueprint thinking you are just going deeper, you will get a different color family, not a darker pool. Sample both. Use Peaceful Blue when the room needs air, Dolphin Blue when it needs water, Blueprint when it needs a grown-up steel note.
Dolphin Blue With Wood Tones and Floors
This decision gets made at the floor. Pale white oak, weathered or gray-washed wood, and walnut all sit comfortably against the grayed aqua — the cool wall makes the wood look cleaner, not yellower. White tile, pale stone, and a simple cotton rug are the bathroom version of the same idea. Brushed nickel and chrome are easier than a wall of polished brass.
The honest no is golden: honey-oak floors, orange-stained trim, yellow-beige carpet, creamy off-white woodwork. Complementary clash is geometry, not taste. The floor reads hotter, the wall reads greener and dingier, and no third coat fixes it. If the golden oak is staying, put a large cool-toned rug between it and this paint, or pick a warmer color and leave the pool water for a room with the right floor.
Metals are simpler than wood: brushed nickel, chrome, and matte black all work. A little aged brass is fine. A whole room of orange-gold hardware is how the wall starts to look like leftover 1990s teal.
Three Ready Palettes Built on Dolphin Blue
A color is never alone on the wall. These are complete combinations in the 60-30-10 pattern, with the reason each one holds together. Every one opens in the visualizer.
White tile plus a crisp everyday white on the trim is what keeps mid-tone aqua from reading dingy. Polar Bear is Behr's dependable trim white — not a creamy stand-in — and Ultra Pure White on the ceiling gives LRV 31 somewhere to bounce.
Try this palette in your roomTwo depths on the same strip keep a coastal bedroom from looking decorated. Peaceful Blue next door is the airier spa version; Polar Bear ties both back to a clean edge. Pale oak and linen do the rest.
Try this palette in your roomA small room can take the mid-tone on all four walls if the ceiling stays bright. Blueprint on the vanity steps one chip darker on the same strip — steelier, more grown-up — so the scheme reads layered instead of themed.
Try this palette in your roomDolphin Blue FAQ
Is Dolphin Blue more blue or more gray?
Blue first, gray second — and the room decides the split. In south daylight it is clearly a muted aqua. In a dim north room the gray wins and it looks like dirty pool water. If you need it to stay gray on purpose, this is the wrong color; look at Van Courtland Blue instead.
What trim white goes with Dolphin Blue?
A crisp, clean white — Polar Bear or Ultra Pure White in the Behr deck, Chantilly Lace if you are already in Benjamin Moore. Creamy off-whites (Behr Swiss Coffee, anything peach-warm) make the wall look cooler and slightly dingy. Semi-gloss on the trim, eggshell or satin on the walls.
Is it good for a kids' room?
It is the room the color was waiting for. Grayed enough to outlast the ocean-theme bedding, blue enough that a child still reads it as a color, and gender-neutral in a way navy-and-anchors never is. Use satin, keep the ceiling bright white, and skip the life-preserver décor.
Does Dolphin Blue work with oak floors?
Depends on the oak. Pale white oak, weathered gray wood, and walnut are fine. Honey oak and orange builder stain are the clash: the floor goes hotter, the wall goes greener, and no extra coat fixes complementary colors. A large rug is a bandage. If the golden floor is staying, pick a warmer color.
How is it different from Blueprint?
They sit next to each other on Behr's S470 strip, but they are not the same idea. Dolphin Blue (LRV 31) is grayed aqua — green-leaning blue. Blueprint (LRV 19) is a deeper steel blue with a purple lean, and it is the 2019 Color of the Year. Pick Blueprint for a door, an island, or a grown-up office. Pick Dolphin Blue for water.
Will it make a small bathroom feel smaller?
A little — LRV 31 absorbs more light than a spa pale — but small baths take mid-tone color well if the tile and ceiling stay white. The room feels considered, not closed-in, as long as there is a window or strong vanity light. A windowless bath on cool LEDs is the version that goes dingy; warm the bulbs or step up to Peaceful Blue.
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