Benjamin Moore Old Prairie / 2143-50 / OC-42
Contentsshow +hide -
- Old Prairie for bedroom (2 photos)
- Benjamin Moore Old Prairie reviews (6 photos)
- What are Benjamin Moore Old Prairie undertones?
- Is Old Prairie OC-42 cool or warm?
- How light temperature affects on Old Prairie
- Monochromatic color scheme
- Complementary color scheme
- Color comparison and matching
- LRV of Old Prairie OC-42
- Color codes
- Color equivalents
| Official page: | Old Prairie OC-42 |
| Code: | OC-42 |
| Name: | Old Prairie |
| Brand: | Benjamin Moore |
What color is Benjamin Moore Old Prairie?
Benjamin Moore Old Prairie OC-42 is a pale, softened off-white with a gentle beige cast and a faint muted yellow-green undertone. Its high lightness keeps it airy on broad walls, while the subdued color prevents it from reading as stark white. In daylight, Old Prairie can look like a lightly weathered cream; under warmer bulbs, its beige warmth becomes more apparent. It suits living rooms, bedrooms, and hallways where crisp white trim would feel too sharp. Pair it with natural oak, linen upholstery, aged brass, soft clay accents, or deeper olive and brown tones for an earthy, grounded palette.
Old Prairie for bedroom (2 photos)
We’ve hand-picked a beautiful collection of photos of this amazing grey shade used in real bedrooms. Take a look and imagine how this wonderful warm light paint color could transform your own bedroom space.


Benjamin Moore Old Prairie reviews (6 photos)
View the photos of real spaces painted with this grey 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 Old Prairie undertones?
Old Prairie OC-42 reads as a near-white, softly muted off-white with a light yellow-leaning cast in the supplied digital sample. Its visible color character is restrained rather than creamy, with only a subtle warmth and little strong color saturation. Benjamin Moore describes it as having notes of green and gray, which can help explain why this off-white may look less overtly yellow than other warm-leaning whites. Warm artificial light may bring out its gentle warmth, while cool daylight can make its gray-green influence feel more noticeable.
Manufacturer information used in this description: official color page.
HEX value:
RGB code:
226, 224, 209
Is Benjamin Moore Old Prairie cool or warm?
With a hue of 53°, this Grey reads warm on the HSL color wheel.
OC-42 Old Prairie HSL code: 53, 23%, 85%
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 Old Prairie
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 Grey shade looks under different lighting:
Coordinating colors.
Colors that go with Benjamin Moore Old Prairie:
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 Old Prairie with a orange hue, complementary colors are those with a blue hue close to 233, such as Benjamin Moore Approaching Storm and Evening Dove.
LRV of Old Prairie
Old Prairie has an LRV of 72.22% and refers to Off‑White 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 72.22%, 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 | #E2E0D1 |
| RGB Decimal | 226, 224, 209 |
| RGB Percent | 88.63%, 87.84%, 81.96% |
| HSV | Hue: 53° Saturation: 7.52% Value: 88.63% |
| HSL | hsl(53, 23, 85) |
| CMYK | Cyan: 0.0 Magenta: 0.88 Yellow: 7.52 Key: 11.37 |
| YIQ | Y: 222.888 I: 6.012 Q: -4.245 |
| XYZ | X: 69.526 Y: 74.084 Z: 70.941 |
| CIE Lab | L:88.962 a:-1.911 b:7.585 |
| CIE Luv | L:88.962 u:1.985 v:11.683 |
| Decimal | 14868689 |
| Hunter Lab | 86.072, -6.44, 11.383 |
Color equivalents
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