Valspar UK Rock Solid R277D
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| Official page: | Rock Solid R277D |
| Code: | R277D |
| Name: | Rock Solid |
| Brand: | Valspar UK |
What color is Valspar UK Rock Solid?
Valspar UK Rock Solid R277D is a light, muted grey with a noticeable green cast that keeps it from reading flat or cold. Its soft mid-light depth gives walls a settled, low-contrast look, especially in rooms with plenty of daylight. In cooler north-facing light, the grey character may come forward, while warmer bulbs can make its subtle green undertone easier to see. Rock Solid suits kitchens, hallways, or bedrooms paired with chalky white trim, pale oak, brushed nickel, and natural linen. For more definition, use it alongside deep charcoal, forest green, or blackened bronze details.
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What are Valspar UK Rock Solid undertones?
Rock Solid 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:
176, 183, 178
Is Valspar UK Rock Solid cool or warm?
With a hue of 137°, this Grey leans cool, but it is near the neutral line and may feel warmer in certain lighting.
R277D Rock Solid HSL code: 137, 5%, 70%
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 Rock Solid
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 Rock Solid:
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
R277D
Rock Solid
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 Rock Solid with a yellow hue, complementary colors are those with a purple hue close to 317, such as Valspar UK Wisteria Whisper and Heather Honey.
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 | #b0b7b2 |
| RGB Decimal | 176, 183, 178 |
| RGB Percent | 69.02%, 71.76%, 69.80% |
| HSV | Hue: 137° Saturation: 3.83% Value: 71.76% |
| HSL | hsl(137, 4.64, 70.39) |
| CMYK | Cyan: 3.83 Magenta: 0.0 Yellow: 2.73 Key: 28.24 |
| YIQ | Y: 180.337 I: -2.565 Q: -3.037 |
| XYZ | X: 42.872 Y: 46.311 Z: 48.788 |
| CIE Lab | L:73.747 a:-3.386 b:1.693 |
| CIE Luv | L:73.747 u:-3.671 v:3.077 |
| Decimal | 11581362 |
| Hunter Lab | 68.052, -6.64, 5.131 |
Color equivalents
5002-1B
Smoke Infusion
Valspar US
SW 7621
Silvermist
Sherwin Williams

V141-4
In the Shadows
Valspar US
V140-3
Rock Solid
Valspar US
R282D
Scarborough Fair
Valspar UK
1578
Iced Marble
Benjamin Moore

1571
Imperial Gray
Benjamin Moore

X134R281D
Gina's Eyes
Valspar UK
PPU12-14
Verdigris
Behr
SW 7058
Magnetic Gray
Sherwin Williams

RAL 7038
Agate Grey
RAL Classic

X133R280D
In the Shadows
Valspar UK
HC-165
Boothbay Gray
Benjamin Moore

SW 7652
Mineral Deposit
Sherwin Williams

10GG 53/030
Garden Grey
Dulux
22
Light Blue
Farrow and Ball



