RAL Classic Copper brown RAL 8004
Contentsshow +hide -
- Copper brown for exterior (6 photos)
- RAL Classic Copper brown reviews (4 photos)
- What are RAL Classic Copper brown undertones?
- Is Copper brown RAL 8004 cool or warm?
- How light temperature affects on Copper brown
- Monochromatic color scheme
- Complementary color scheme
- Color comparison and matching
- LRV of Copper brown RAL 8004
- Color codes
- Color equivalents
| Code: | RAL 8004 |
| Name: | Copper brown |
| Brand: | RAL Classic |
What color is RAL Classic Copper brown?
RAL Classic Copper brown RAL 8004 is a deep, earthy brown with a clear red-copper cast. Its #8D4931 value gives it substantial depth, so it reads strongest on larger surfaces and in rooms with good natural light. In sunlight, the warm reddish notes become more noticeable; under dimmer or cooler artificial light, this shade can appear darker and more grounded. Copper brown suits exterior doors, window frames, brick-adjacent details, and cabinetry where a rich, substantial color is wanted. Pair it with warm off-whites, muted clay tones, charcoal, or natural oak, leather, and aged metal finishes.
Copper brown for exterior (6 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 warm red hue. Find inspiration for your house’s exterior, front doors, gates, shutters, frames or windows.






RAL Classic Copper brown reviews (4 photos)
View the photos of real spaces painted with this red that were not included in specific categories. Close-ups, painted furniture, storages and dressers, hallways, stairs and ceilings.




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What are RAL Classic Copper brown undertones?
Copper brown is a midtone, soft earthy red. The HEX sample leans red; this describes its measurable digital hue direction, not a hidden paint pigment. Warm bulbs can make it look creamier or more golden, while cool daylight may mute that warmth and pull it closer to beige or greige.
HEX value:
RGB code:
141, 73, 49
Is RAL Classic Copper brown cool or warm?
At 16° on the HSL hue wheel, this dark red sits firmly on the warm side.
RAL 8004 Copper brown HSL code: 16, 48%, 37%
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 Copper brown
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 red shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with RAL Classic Copper brown:
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.
Darker shades
RAL 8004
Copper brown
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 Copper brown with a red hue, complementary colors are those with a green hue close to 196, such as RAL Classic Granite grey and Pigeon blue.
LRV of Copper brown
Copper brown has an LRV of 13.54% 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 13.54%, 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 | #8D4931 |
| RGB Decimal | 141, 73, 49 |
| RGB Percent | 55.29%, 28.63%, 19.22% |
| HSV | Hue: 16° Saturation: 65.25% Value: 55.29% |
| HSL | hsl(16, 48, 37) |
| CMYK | Cyan: 0.0 Magenta: 48.23 Yellow: 65.25 Key: 44.71 |
| YIQ | Y: 90.596 I: 48.233 Q: 6.916 |
| XYZ | X: 13.922 Y: 10.651 Z: 4.228 |
| CIE Lab | L:38.986 a:26.559 b:27.081 |
| CIE Luv | L:38.986 u:51.175 v:23.32 |
| Decimal | 9259313 |
| Hunter Lab | 32.636, 19.035, 15.165 |
Color equivalents
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Pearl orange
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RAL 420-M
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Tikkurila

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Signal brown
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RAL 330-3
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RAL 360-M
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Clay brown
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RAL 8024
Beige brown
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RAL 410-M
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RAL 350-1
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Coral red
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