NCS S 5010-R90B
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| Code: | S 5010-R90B |
| Name: | |
| Brand: | NCS |
What color is NCS S 5010-R90B?
Let's dive into a full S 5010-R90B paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful S 5010-R90B. Find out if this gorgeous cold grey paint color would look great on your living room walls or trims, kitchen cabinet, bedroom accent wall, bathroom or house exterior.
NCS S 5010-R90B reviews (5 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 NCS S 5010-R90B undertones?
S 5010-R90B is a midtone, very muted slate blue. The HEX sample has a subtle blue bias, but its low chroma turns that hue into a neutral-looking color rather than a clear blue. Warm bulbs may gray the color down, while cool daylight usually makes its blue or teal direction clearer.
HEX value:
RGB code:
113, 123, 133
Is NCS S 5010-R90B cool or warm?
With a hue of 210°, this black leans cool, but it is near the neutral line and may feel warmer in certain lighting.
S 5010-R90B HSL code: 210, 8%, 48%
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 S 5010-R90B
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 NCS S 5010-R90B:
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
S 5010-R90B
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 S 5010-R90B with a blue hue, complementary colors are those with a orange hue close to 30, such as NCS and S 4005-Y50R.
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 | #717b85 |
| RGB Decimal | 113, 123, 133 |
| RGB Percent | 44.31%, 48.24%, 52.16% |
| HSV | Hue: 210° Saturation: 15.04% Value: 52.16% |
| HSL | hsl(210, 8, 48) |
| CMYK | Cyan: 15.04 Magenta: 7.52 Yellow: 0.0 Key: 47.84 |
| YIQ | Y: 121.15 I: -9.172 Q: 0.997 |
| XYZ | X: 18.125 Y: 19.37 Z: 24.968 |
| CIE Lab | L:51.117 a:-1.501 b:-6.697 |
| CIE Luv | L:51.117 u:-5.864 v:-9.207 |
| Decimal | 7437189 |
| Hunter Lab | 44.011, -3.507, -2.828 |
Color equivalents
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Eclipse
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2127-40
Wolf Gray
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2119-40
Silver Streak
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2120-40
Smoke Gray
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SW 2819
Downing Slate
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N510-5
Liquid Mercury
Behr
MQ5-19
Hypnotic
Behr
2129-40
Normandy
Benjamin Moore

4618
Evening Light
Jotun

SW 6249
Storm Cloud
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1629
Bachelor Blue
Benjamin Moore

AF-555
Montpelier
Benjamin Moore

S 5010-R70B
NCS

1623
Britannia Blue
Benjamin Moore

2118-40
Sea Life
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S 5005-R80B
NCS



