Dark Grey Blue, represented by the hex code #29465B, is a refined color that occupies the shadowy borderlands between slate grey and navy blue.

This deep, muted tone evokes the tranquil depths of the ocean at dusk, where light struggles to penetrate the mysterious waters below.

This color carries a sense of quiet authority and timeless grace. It’s neither as severe as black nor as conventional as navy, offering instead a subtle richness that conveys stability, intelligence, and contemplation.

The dark grey-blue palette suggests the gathering of storm clouds over a winter sea or the deepening sky as twilight fades into night.

In design contexts, #29465B creates a powerful backdrop that allows brighter elements to shine while maintaining an atmosphere of professionalism and depth.

Understanding Paint Color Basics: Dark Grey Blue

Color Terminology

Undertones:

• Dark Grey Blue has subtle slate and indigo undertones
• It’s a cool, deep tone with very soft navy undertones
• Not a pure blue or grey, but a refined hybrid color

Psychology of Dark Grey Blue/Deep Cooler Colors

• Deep blues like Dark Grey Blue Create a sense of depth and tranquility
• Slate-navy tones: Offer authority and a contemplative atmosphere
• Cool dark neutrals: Evoke sophistication, stability, and professionalism
• Benefits: Less severe than black, adds visual weight to spaces, creates dramatic backdrops for lighter elements while reducing visual noise

Why Choose this color?

Key Features

Benjamin Moore Dark Grey Blue offers exceptional depth with fixed elements like marble countertops and light flooring, creating dramatic yet balanced contrasts between spaces.

It provides enough intricacy to feel prestigious while maintaining a contemplative, enduring quality that won’t quickly date your interior design choices.

Versatility

Dark Grey Blue’s versatility shines in varying lighting conditions. It reveals subtle navy undertones in bright natural light while deepening to an almost charcoal slate in the evening hours.

Its timeless oceanic quality provides a distinguished backdrop that complements both traditional wood furnishings and contemporary metallic accents while adding architectural weight to the space.

Durability

Benjamin Moore Dark Grey Blue, particularly in premium finishes like Aura or Regal Select, offers outstanding durability with excellent coverage and richness in statement areas.

Its significant depth and cool undertones help conceal fingerprints and minor surface imperfections better than medium-toned colors while maintaining its refined appearance.

When properly applied, this paint resists fading and maintains color consistency even in rooms with fluctuating light conditions.

Texture Patterns

Benjamin Moore Dark Grey Blue creates a rich, velvety texture that adds dimension to walls while establishing a commanding presence.

Its slate undertones produce dramatic shadow play that adds visual complexity and intrigue to architectural details.

When applied to different finishes, it can transform trim work and millwork into striking features while maintaining a cohesive, dignified appearance throughout connected spaces.

Room-by-Room Color Recommendations with Dark Grey Blue

Living Spaces and Open Floor Plans

• Dark Grey Blue works exceptionally well as an accent wall in open floor plans, creating a refined focal point that adds depth and architectural interest to expansive spaces.
• The 5.87 LRV of Dark Grey Blue provides dramatic contrast when paired with lighter neutrals, creating visual anchors in larger rooms.

Bedrooms and Relaxation Areas

• Dark Grey Blue creates a cocooning, intimate atmosphere in bedrooms, especially when used as a statement feature on the wall behind the headboard.
• The cool undertones in Dark Grey Blue promote deep relaxation while its depth creates a sense of sanctuary that lighter colors cannot achieve.

Kitchens

• Dark Grey Blue in satin or semi-gloss finish on lower cabinets or islands creates a striking contrast with lighter upper cabinets and countertops.
• The rich depth of Dark Grey Blue complements both cool marble countertops and warm brass hardware without competing with other design elements.

Bathrooms and Spa-like Retreats

• Benjamin Moore Dark Grey Blue creates a luxurious, boutique hotel atmosphere in bathrooms, with deep navy-slate undertones establishing a sense of opulence.
• This refined shade pairs beautifully with brushed gold fixtures and natural stone, creating a timeless yet contemporary retreat.

Color Pairings and Combinations for Dark Grey Blue

Dark grey-blue is a cultivated deep tone with slate and navy undertones. Its low Light Reflectance Value (LRV) of 5.87 makes it a dramatic accent color that can add depth and character to spaces while providing more complexity than pure black. Here are color pairings and combinations for this rich shade.

Complementary Trim Colors

• Simply White (OC-117) – A bright white that creates dramatic, crisp contrast
• Hale Navy (HC-154) – A deeper navy for a subtle, refined, monochromatic look
• Silver Mist (1619) – A silvery blue-grey for a harmonious tonal relationship
• Revere Pewter (HC-172) – A warm greige that balances Dark Grey Blue’s coolness.

Monochromatic Scheme

• Dark Grey Blue for accent walls
• Hale Navy (HC-154) for built-ins
• Silver Mist (1619) for adjoining spaces
• Blue Note (2129-30) for furniture pieces

Warm Contrast Scheme

• Dark grey-blue for focal points
• Manchester Tan (HC-81) for main living areas
• Beacon Hill Damask (HC-2) for the dining room
• Golden Retriever (2165-30) for small accessories

Cool Neutrals Scheme

• Dark Grey Blue for statement walls
• Stonington Gray (HC-170) for main walls
• Metropolitan (AF-690) for hallways
• White Dove (OC-17) for trim and ceilings

Coordinating with Furniture and Decor

Wood Tones

Dark Grey Blue creates striking contrast with light wood tones like ash, birch, and maple. The cool depth of this color makes blonde woods appear even brighter while adding refined drama.

For a more balanced look, rich walnut or mahogany provides graceful harmony with the blue-grey tones while creating a timeless, library-inspired atmosphere.

Metals

Brushed brass, copper, and gold hardware create luxurious warmth against Dark Grey Blue’s cool depth. Polished chrome and stainless steel add contemporary crispness and reflect light beautifully against the dark backdrop.

The cultivated base allows for dramatic impact with statement metallic lighting fixtures that become even more prominent against the deep color.

Decor

Textural elements like cream bouclé, ivory linen, and white marble enhance Dark Grey Blue’s depth while preventing the space from feeling too dark or heavy.

Glass and crystal pieces catch and reflect light against the blue-grey backdrop while adding refined sparkle.

Botanical prints, geometric patterns in cream or gold, and strategically placed mirrors complete the refined yet dramatic aesthetic.

Similar Paint Colors: Perfect Alternative to Drak Blue Grey

Dark Grey Blue (#29465B) vs. Gentleman’s Gray (2062-20)

Dark Grey Blue (#29465B)

• Deep slate-navy with cultivated blue-gray undertones
• A low LRV of 5.87 creates dramatic depth and visual weight
• Establishes a bold, contemplative atmosphere with an architectural presence

Gentleman’s Gray (2062-20)

• It is slightly more blue than Dark Grey Blue with deep navy undertones touched with green.
• It has a similar low LRV (around 6.3) but with a more apparent blue character.
• A richer navy feeling can create a traditional, refined ambiance in formal spaces.

Final Thoughts

Dark Grey Blue (#29465B) brings a special mix of blue and grey to your home. This deep color makes rooms feel rich and important.

It works very well with light woods, gold metals, and white furniture to create rooms that feel both fancy and comfortable.

You can use Dark Grey Blue on one wall to make it stand out or on all walls for a cozy feeling. When used the right way, it looks good in living rooms, bedrooms, and even kitchens.

This color changes in different light—it looks more blue during the day and more grey at night.

While not as easy to use as lighter colors, Dark Grey Blue offers big rewards for those willing to try something different. It creates spaces that feel both calm and special, making it a top choice for homes that want to stand out.