Benjamin Moore Britannia Blue 1623

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Official page:Britannia Blue 1623
Code:1623
Name:Britannia Blue
Brand:Benjamin Moore

What color is Benjamin Moore Britannia Blue?

Benjamin Moore Britannia Blue 1623 is a muted blue-gray with a medium depth and a softly weathered cast. Its blue presence is restrained rather than bright, while the gray base keeps it grounded and adaptable across larger surfaces. In cooler daylight, Britannia Blue can read as a more pronounced slate blue; warm bulbs tend to draw out its softened gray character. Use it on a bedroom wall, built-in cabinetry, or an exterior door when a clear but low-saturation color is wanted. Pair it with crisp off-whites, charcoal accents, pale oak, brushed nickel, or natural linen for a clean, textured look.

Britannia Blue for living room

Check out this stunning dark color used in real living rooms. Explore how this blue shade can create a unique space

Britannia Blue Living Room Fireplace
@thecolorconcierge

Britannia Blue for exterior

Looking for a fresh new look for your house exterior or starting from skretch? We’ve collected pictures of real-life homes that have been painted with this cool blue hue. Find inspiration for your house’s exterior, front doors, gates, shutters, frames or windows.

Benjamin Moore Britannia Blue Exterior
@kittenkat75

Benjamin Moore Britannia Blue reviews (3 photos)

View the photos of real spaces painted with this blue that were not included in specific categories. Close-ups, painted furniture, storages and dressers, hallways, stairs and ceilings.

1623 Bathroom
@mookieam
1623 Painted Dresser
@kelly_sunnyhouse
Britannia Blue Dining Room
@thecolorconcierge

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What are Benjamin Moore Britannia Blue undertones?

Britannia Blue is a mid-depth, low-saturation blue-gray with a muted, slightly cool appearance. In the supplied digital color, the blue direction is most visible, with only a subtle green-leaning bias that is too slight to treat as a fixed undertone. Benjamin Moore describes it as a moody blue with a dark touch of gray, which matches its visibly softened blue character rather than a bright or clear blue. Warm artificial light may make the grayness feel more noticeable, while cool daylight can keep the blue cast more apparent.

Manufacturer information used in this description: official color page.

HEX value:

#67737C

RGB code:

103, 115, 124

Is Benjamin Moore Britannia Blue cool or warm?

warm
cool
Color wheel

With a hue of 206°, this dark blue leans cool, but it is near the neutral line and may feel warmer in certain lighting.

1623 Britannia Blue HSL code: 206, 9%, 45%

Hue - degree on a color wheel from 0 to 360. 0 is red, 120 is green, and 240 is blue.
Saturation is expressed as a percentage. At 0%, it appears as a shade of grey, and at 100%, it is in full color.
Lightness is also a percentage value. 0% is black, and 100% is white.

How light temperature affects Britannia Blue

Natural Lighting. During the day, natural light shifts from about 2000 K at sunrise/sunset to 5500–6500 K at noon.

Bedroom daylight mockup
Bedroom overlay
Sunrise
Morning
Noon
Afternoon
Sunset

In addition, natural-light temperature depends on its direction:

Direction of sunlightVisible temp.HueDuration
NorthCoolBluishAll day
EastWarmYellowBefore noon
WestWarmOrange-redAfter noon
SouthWarmOrange-yellowAll day

Artificial Lighting. When choosing bulbs, pay attention to their color temperature in Kelvins.
Use the slider to see how this dark blue shade looks under different lighting:

Living-room mockup
Living-room overlay

4000K

2000K
3000K
4000K
5000K
6000K
7000K

Coordinating colors.
Colors that go with Benjamin Moore Britannia Blue:

Monochromatic color scheme

Monochromatic color scheme

This scheme consists of various shades, tints, and tones of a single color. While it offers a perfect combination of hues, without accent décor it may become monotonous.

Lighter shades

Darker shades

Complementary color scheme

Complementary color scheme

This color scheme is a combination of two shades that are opposite each other on the color wheel. The high contrast between these colors creates a vibrant and dynamic visual effect. For the color Britannia Blue with a green hue, complementary colors are those with a red hue close to 26, such as Benjamin Moore Antique Pearl and Night Shade.

LRV of Britannia Blue

Britannia Blue has an LRV of 18.06% and refers to Medium Dark which means that this color reflects very little lightWhy LRV is important?

Light Reflectance Value scale illustration

Light Reflectance Value measures the amount of visible and usable light that reflects from a painted surface.
Simply put, the higher the LRV of a paint color, the brighter the room you will get.
The scale goes from 0% (absolute black, absorbing all light) to 100% (pure white, reflecting all light).

Act like a pro: When choosing paint with an LRV of 18.06%, pay attention to your bulbs' brightness. Light brightness is measured in lumens. The lower the paint's LRV, the higher lumen level you need. Every square foot of room needs at least 40 lumens. That means for a 200 ft2 living room you'll need about 8000 lumens of light – e.g., eight 1000 lm bulbs.

Color codes

We have collected almost every possible color code you could ever need.
Not sure what the difference between HEX and RGB is? We break down color models in plain language. Understanding color models

FormatCode
HEX#67737C
RGB Decimal103, 115, 124
RGB Percent40.39%, 45.10%, 48.63%
HSVHue: 206° Saturation: 16.94% Value: 48.63%
HSLhsl(206, 9, 45)
CMYKCyan: 16.94 Magenta: 7.26 Yellow: 0.0 Key: 51.37
YIQY: 112.438 I: -10.043 Q: 0.262
XYZX: 15.361 Y: 16.6 Z: 21.458
CIE LabL:47.752 a:-2.44 b:-6.471
CIE LuvL:47.752 u:-6.783 v:-8.609
Decimal6779772
Hunter Lab40.743, -4.001, -2.706

Color equivalents