Valspar UK Stone Age R205D
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| Official page: | Stone Age R205D |
| Code: | R205D |
| Name: | Stone Age |
| Brand: | Valspar UK |
What color is Valspar UK Stone Age?
Valspar UK Stone Age R205D is a light-to-mid neutral grey with a softly muted, low-saturation appearance. Its RGB balance is close to even, though the slight reduction in blue keeps it from reading icy or sharply cool. In daylight, this shade should look clean and understated, while lower or warmer artificial light may bring out its gentle softness. It is well suited to main walls in living rooms, hallways, and bedrooms where a calm grey backdrop is wanted without a strong blue or beige cast. Pair Stone Age with crisp white trim, pale oak, charcoal details, or brushed metal finishes for a restrained, layered interior.
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What are Valspar UK Stone Age undertones?
Stone Age is a mid-light, near-neutral medium 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:
166, 166, 163
Is Valspar UK Stone Age cool or warm?
With a hue of 60°, this Grey leans warm, but it is close to neutral and can read cooler in some light.
R205D Stone Age HSL code: 60, 2%, 65%
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 Stone Age
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:


4000K
Coordinating colors.
Colors that go with Valspar UK Stone Age:
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
R205D
Stone Age
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 Stone Age with a orange hue, complementary colors are those with a blue hue close to 240, such as Valspar UK Laura Grey and Quiet Storm.
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 | #a6a6a3 |
| RGB Decimal | 166, 166, 163 |
| RGB Percent | 65.10%, 65.10%, 63.92% |
| HSV | Hue: 60° Saturation: 1.81% Value: 65.1% |
| HSL | hsl(60, 1.66, 64.51) |
| CMYK | Cyan: 0.0 Magenta: 0.0 Yellow: 1.81 Key: 34.9 |
| YIQ | Y: 165.658 I: 0.964 Q: -0.934 |
| XYZ | X: 35.971 Y: 38.024 Z: 40.085 |
| CIE Lab | L:68.038 a:-0.566 b:1.553 |
| CIE Luv | L:68.038 u:0.169 v:2.349 |
| Decimal | 10921635 |
| Hunter Lab | 61.663, -3.783, 4.623 |
Color equivalents
M219
Warm Shale
Valspar US
PPU25-04
Sharkskin
Behr
PPU25-16
Chain Reaction
Behr
V121-2
Classic Grayscale
Valspar US
PPU24-18
Great Graphite
Behr

K499
Granite
Tikkurila

PPU26-07
Smokey Wings
Behr
SW 7650
Ellie Gray
Sherwin Williams

RAL 830-2
RAL Effect

RAL 850-3
RAL Effect

M497
Ash
Tikkurila

V118-2
Stately Graystone
Valspar US
265
Manor House Gray
Farrow and Ball

R206D
Warm Shale
Valspar UK
PPU18-14
Cathedral Gray
Behr

SW 7066
Gray Matters
Sherwin Williams

RAL 9006
White aluminium
RAL Classic

225
Urbane Grey
Little Greene



