Benjamin Moore Iron Mountain 2134-30
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| Official page: | Iron Mountain 2134-30 |
| Code: | 2134-30 |
| Name: | Iron Mountain |
| Brand: | Benjamin Moore |
What color is Benjamin Moore Iron Mountain?
Benjamin Moore Iron Mountain 2134-30 is a deep, muted charcoal gray with a faint brown cast that keeps it from reading icy. Its near-neutral base can look softer and slightly warmer in daylight, while lower light brings out its substantial, almost blackened depth. Use it on cabinetry, a study wall, or interior doors when you want definition without the sharp contrast of true black. Pale warm whites, natural oak, aged brass, and stone surfaces give this shade room to breathe. On an exterior, Iron Mountain can ground trim, shutters, or a front door against lighter siding.
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What are Benjamin Moore Iron Mountain undertones?
Iron Mountain is a deep, near-neutral charcoal gray. Its chroma is so low that assigning a specific hue-based undertone would be misleading. Because it is close to neutral, nearby surfaces and the color of the light can noticeably change how warm or cool it appears.
HEX value:
RGB code:
87, 85, 83
Is Benjamin Moore Iron Mountain cool or warm?
With a hue of 30°, this black leans warm, but it is close to neutral and can read cooler in some light.
2134-30 Iron Mountain HSL code: 30, 2%, 33%
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 Iron Mountain
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 black shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Benjamin Moore Iron Mountain:
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
2134-30
Iron Mountain
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 Iron Mountain with a orange hue, complementary colors are those with a blue hue close to 210, such as Benjamin Moore Nimbus Gray and Providence Blue.
LRV of Iron Mountain
Iron Mountain has an LRV of 10.96% 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 10.96%, 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 | #575553 |
| RGB Decimal | 87, 85, 83 |
| RGB Percent | 34.12%, 33.33%, 32.55% |
| HSV | Hue: 30° Saturation: 4.6% Value: 34.12% |
| HSL | hsl(30, 2, 33) |
| CMYK | Cyan: 0.0 Magenta: 2.3 Yellow: 4.6 Key: 65.88 |
| YIQ | Y: 85.37 I: 1.834 Q: -0.199 |
| XYZ | X: 8.74 Y: 9.148 Z: 9.487 |
| CIE Lab | L:36.267 a:0.39 b:1.452 |
| CIE Luv | L:36.267 u:1.225 v:1.742 |
| Decimal | 5723475 |
| Hunter Lab | 30.245, -1.348, 2.575 |
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