Benjamin Moore Sea Glass CSP-735
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| Official page: | Sea Glass CSP-735 |
| Code: | CSP-735 |
| Name: | Sea Glass |
| Brand: | Benjamin Moore |
What color is Benjamin Moore Sea Glass?
Benjamin Moore Sea Glass CSP-735 is a muted mid-tone green-gray with a lightly cool cast and soft, low-saturation presence. Its subtle green undertone is noticeable without reading overtly botanical, while the gray base keeps it grounded and quiet. In bright natural light, Sea Glass can appear cleaner and slightly cooler; warmer artificial lighting may bring out its more softened, earthy side. It suits bathrooms, bedrooms, and living spaces where a gentle colored neutral is wanted, and it can also make understated cabinetry. Pair it with warm white trim, pale oak, brushed nickel, charcoal accents, or off-white stone for a restrained, natural-looking palette.
Sea Glass for exterior (2 photos)
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 green hue. Find inspiration for your house’s exterior, front doors, gates, shutters, frames or windows.


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What are Benjamin Moore Sea Glass undertones?
Sea Glass reads as a mid-light, very muted green-gray with a soft, low-saturation appearance. In the supplied digital sample, the visible bias leans subtly yellow-green, though the undertone is restrained enough to shift with surrounding colors and lighting. Benjamin Moore lists it in its Neutral category but does not state a specific undertone on the provided official page. Warm artificial light may bring out a slightly warmer, softer cast, while cool daylight can make its green-gray character more noticeable.
Manufacturer information used in this description: official color page.
HEX value:
RGB code:
145, 158, 151
Is Benjamin Moore Sea Glass cool or warm?
With a hue of 148°, this Green leans cool, but it is near the neutral line and may feel warmer in certain lighting.
CSP-735 Sea Glass HSL code: 148, 6%, 59%
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 Sea Glass
Natural Lighting. During the day, natural light shifts from about 2000 K at sunrise/sunset to 5500–6500 K at noon.
In addition, natural-light temperature depends on its direction:
| Direction of sunlight | Visible temp. | Hue | Duration |
|---|---|---|---|
| North | Cool | Bluish | All day |
| East | Warm | Yellow | Before noon |
| West | Warm | Orange-red | After noon |
| South | Warm | Orange-yellow | All day |
Artificial Lighting. When choosing bulbs, pay attention to their color temperature in Kelvins.
Use the slider to see how this Green shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Benjamin Moore Sea Glass:
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
CSP-735
Sea Glass
Darker shades
CSP-735
Sea Glass
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 Sea Glass with a yellow hue, complementary colors are those with a purple hue close to 328, such as Benjamin Moore Aplomb and Velvet Cloak.
LRV of Sea Glass
Sea Glass has an LRV of 33.29% and refers to Medium colors that reflect a lot of light. Why LRV is important?
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 33.29%, 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
| Format | Code |
|---|---|
| HEX | #919E97 |
| RGB Decimal | 145, 158, 151 |
| RGB Percent | 56.86%, 61.96%, 59.22% |
| HSV | Hue: 148° Saturation: 8.23% Value: 61.96% |
| HSL | hsl(148, 6, 59) |
| CMYK | Cyan: 8.23 Magenta: 0.0 Yellow: 4.43 Key: 38.04 |
| YIQ | Y: 153.315 I: -5.497 Q: -4.928 |
| XYZ | X: 29.488 Y: 32.708 Z: 34.029 |
| CIE Lab | L:63.923 a:-6.012 b:2.073 |
| CIE Luv | L:63.923 u:-6.866 v:3.972 |
| Decimal | 9543319 |
| Hunter Lab | 57.19, -8.046, 4.755 |
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