Benjamin Moore Deep Secret CSP-625
Contentsshow +hide -
- Deep Secret for bedroom (1 photo)
- Deep Secret for living room (7 photos)
- Benjamin Moore Deep Secret for bathroom (2 photos)
- Benjamin Moore CSP-625 on kitchen cabinets (4 photos)
- Benjamin Moore Deep Secret reviews (9 photos)
- What are Benjamin Moore Deep Secret undertones?
- Is Deep Secret CSP-625 cool or warm?
- How light temperature affects on Deep Secret
- Monochromatic color scheme
- Complementary color scheme
- Color comparison and matching
- LRV of Deep Secret CSP-625
- Color codes
- Color equivalents
| Official page: | Deep Secret CSP-625 |
| Code: | CSP-625 |
| Name: | Deep Secret |
| Brand: | Benjamin Moore |
What color is Benjamin Moore Deep Secret?
Benjamin Moore Deep Secret CSP-625 is a deep, muted slate gray with a noticeable cool blue cast. Its low-saturation character keeps it from reading as bright navy or stark charcoal, giving the color a grounded, architectural look. In daylight, the blue-gray undertone is clearer, while lower or warmer lighting can make it appear closer to a softened dark gray. Use Deep Secret on a study, dining room, built-in cabinetry, or an exterior door where its depth can create definition without looking black. It pairs well with crisp off-whites, pale gray stone, weathered wood, brushed nickel, and black metal details.
Deep Secret for bedroom
We’ve hand-picked a beautiful collection of photos of this amazing blue shade used in real bedrooms. Take a look and imagine how this wonderful cool dark paint color could transform your own bedroom space.

Deep Secret for living room (7 photos)
Check out this stunning dark color used in real living rooms. Explore how this blue shade can create a unique space







Benjamin Moore CSP-625 for bathroom (2 photos)
Looking for inspiration for your dream bathroom renovation project? These beautiful handpicked photos will show you this delightfully cool dark blue real bathrooms.


Benjamin Moore CSP-625 on kitchen cabinets (4 photos)
Want a stylish kitchen? View real-life photo examples of this fascinating cool blue hue is paired with backsplashes, countertops, and hardware.




Benjamin Moore Deep Secret reviews (9 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.









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What are Benjamin Moore Deep Secret undertones?
Deep Secret is a deep, very muted slate blue. The HEX sample has a subtle blue bias, but its low chroma turns that hue into a neutral-looking color rather than a clear blue. Warm bulbs may gray the color down, while cool daylight usually makes its blue or teal direction clearer.
HEX value:
RGB code:
82, 90, 96
Is Benjamin Moore Deep Secret cool or warm?
With a hue of 206°, this dark blue leans cool, but it is near the neutral line and may feel warmer in certain lighting.
CSP-625 Deep Secret HSL code: 206, 8%, 35%
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 Deep Secret
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 dark blue shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Benjamin Moore Deep Secret:
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
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 Deep Secret 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 Deep Secret
Deep Secret has an LRV of 11.64% and refers to Medium Dark which means that this color reflects very little 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 11.64%, 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 | #525A60 |
| RGB Decimal | 82, 90, 96 |
| RGB Percent | 32.16%, 35.29%, 37.65% |
| HSV | Hue: 206° Saturation: 14.58% Value: 37.65% |
| HSL | hsl(206, 8, 35) |
| CMYK | Cyan: 14.58 Magenta: 6.25 Yellow: 0.0 Key: 62.35 |
| YIQ | Y: 88.292 I: -6.695 Q: 0.175 |
| XYZ | X: 9.247 Y: 9.951 Z: 12.497 |
| CIE Lab | L:37.753 a:-1.737 b:-4.516 |
| CIE Luv | L:37.753 u:-4.481 v:-5.601 |
| Decimal | 5397088 |
| Hunter Lab | 31.544, -2.88, -1.407 |
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