Bosporus

Sherwin-WilliamsSW 6503LRV 9#015D75
LRV9 — deep
Undertoneblue · teal · navy · dark
FamilyBlues
Best roomsaccent wall · front door · cabinets
In the Room

What Bosporus Actually Looks Like

Bosporus is a deeply saturated teal that reads like a jewel pulled from the bottom of the sea. With an LRV of just 8.8, it lands firmly in the dark range, absorbing a lot of light and creating real visual weight wherever you put it. In person, you notice a strong blue-green intensity that sets it apart from your typical navy. It looks rich and concentrated, almost lacquer-like when applied in a satin or semi-gloss finish. On a swatch, it can appear nearly black in dim light, but step into a sunlit room and that deep aquatic teal comes alive.

Undertone Read

Bosporus Undertones

The primary undertone here is teal, a blue-green push that keeps Bosporus from reading as a straightforward navy. Some designers lean into calling it a deep blue with green undertones, while others describe it as a dark teal, period. This is one of those colors where the debate is real. Under warm incandescent light, the green undertone recedes and Bosporus can tilt toward a moody dark blue. Under cooler daylight or LED, the teal character comes forward and you see that distinctly blue-green personality. North-facing rooms will amplify the cooler, bluer side. South-facing light tends to warm it slightly and bring out the green. Either way, it never goes muddy. The saturation is high enough that it holds its identity across lighting conditions.

Where It Works Best

Where Bosporus Works Best

Bosporus thrives wherever you want concentrated drama without veering into black territory. Front doors are a top choice because this color creates serious curb appeal against white or warm-toned exteriors. It is equally strong on kitchen cabinets, especially lower cabinets paired with a lighter upper or open shelving. On an accent wall, it pulls focus immediately, so keep the surrounding walls in a clean white or warm neutral to let it breathe. Exterior trim, shutters, and full exterior applications work well on smaller structures or as an accent body color. One thing to keep in mind: with an LRV of 8.8, it will make a small room feel much smaller. Use it strategically, not on every surface.

Room by Room

Where to put Bosporus

Front Door

Bosporus is one of those front door colors that makes people pause on the sidewalk. Apply it in a high-gloss finish to maximize depth and reflection. It pairs naturally with warm white trim and stone or brick surroundings. The teal undertone keeps it from feeling as heavy as a true navy, giving your entry a slightly unexpected, worldly quality.

Kitchen Cabinets

On lower cabinets, Bosporus adds serious anchor weight to a kitchen. Pair it with brass pulls and a lighter countertop, marble or butcher block both work. Keep upper cabinets or walls in a warm white so the room does not feel cave-like. In a well-lit kitchen with natural light, the teal undertone reads beautifully against white subway tile.

Accent Wall

Use Bosporus on a single feature wall in a living room or bedroom. It works especially well behind a bed or sofa, creating a focused backdrop. Balance it with lighter textiles and warm wood tones in the rest of the room. Matte or eggshell finishes keep an accent wall from reflecting too much competing light.

Exterior

On an exterior, Bosporus reads darker than you might expect from the swatch. Test a large sample board in your actual light conditions before committing. It works best on homes with lighter trim and natural materials like stone or cedar. The teal undertone gives it more life than a straight dark blue under direct sunlight.

What to Pair With

What to Pair With Bosporus

Because Bosporus is so saturated and dark, it pairs best with colors that provide contrast or a tonal bridge. Crisp whites, warm creams, and soft warm neutrals all give it the breathing room it needs. Brass and gold-toned hardware amplify the warmth hiding in its teal undertone. For a more layered look, try pairing it with a dusty coral or muted terracotta accent to play off the blue-green base.

Compare

Bosporus vs similar colors

All comparisons are matched against Bosporus at LRV 8.8.

What to Avoid

Colors that clash with Bosporus

It disappears in low light

With an LRV of 8.8, Bosporus can read nearly black in rooms with limited natural light or warm-toned bulbs. The teal undertone that makes it special gets lost entirely.

FixAdd focused task or accent lighting to the wall or surface painted in Bosporus. Wall sconces, picture lights, or under-cabinet LEDs in a neutral white (3500K to 4000K) will pull the teal undertone back into view.
Cool gray trim kills the energy

Pairing Bosporus with a cool gray trim can make the combination feel flat and institutional. Both colors sit in a cool range, and without contrast there is no spark.

FixSwitch to a warm white or soft cream trim. The warmth creates tension with the cool teal and lets both colors do their job. If you prefer a darker trim, try a warm bronze or charcoal instead of cool gray.
Full room application feels overwhelming

Painting all four walls plus ceiling in Bosporus shrinks the room visually and can feel heavy rather than dramatic.

FixLimit Bosporus to one or two walls, or use it below a chair rail with a lighter color above. A white or off-white ceiling is essential to maintain a sense of height and openness.
FAQ

Common questions

The LRV of Bosporus is 8.8, which places it firmly in the dark color range. It absorbs most of the light that hits it, so plan your lighting carefully when using it on large surfaces.

It reads as a saturated deep teal, meaning it has a noticeable green undertone beneath the dominant blue. Under warm incandescent lighting, the green pulls back and it can look more like a deep navy. In daylight, the teal character is unmistakable.

A warm white or soft cream trim provides the best contrast and lets the teal undertone pop. Avoid cool gray trim, which can make the pairing feel flat. For a bolder look, consider a warm off-white with a slight yellow undertone.

Yes. Bosporus works on exteriors for front doors, shutters, or accent applications. On a full exterior body, it will read quite dark, especially on shaded walls. Always test a large sample in your specific light conditions before committing.

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