NCS S 5040-G40Y
| Code: | S 5040-G40Y |
| Name: | |
| Brand: | NCS |
What color is NCS S 5040-G40Y?
Let’s dive into a full S 5040-G40Y paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful S 5040-G40Y. Find out if this gorgeous warm green paint color would look great on your living room walls or trims, kitchen cabinet, bedroom accent wall, bathroom or house exterior.
S 5040-G40Y for bedroom (6 photos)
We’ve hand-picked a beautiful collection of photos of this amazing green shade used in real bedrooms. Take a look and imagine how this wonderful warm dark paint color could transform your own bedroom space.






S 5040-G40Y for living room (8 photos)
Check out this stunning Dark color used in real living rooms. Explore how this green shade can create a unique space








NCS S 5040-G40Y for bathroom (7 photos)
Looking for inspiration for your dream bathroom renovation project? These beautiful handpicked photos will show you this delightfully warm Dark green real bathrooms.







NCS S 5040-G40Y on kitchen cabinets (5 photos)
Want a stylish kitchen? View real-life photo examples of this fascinating warm green hue is paired with backsplashes, countertops, and hardware.





NCS S 5040-G40Y reviews (8 photos)
View the photos of real spaces painted with this green 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 5040-G40Y undertones?
S 5040-G40Y has a clear green undertone based on its position in the color space. We identify undertones by isolating the pure hue (separating it from lightness and saturation), which avoids distortions caused by tints, tones, and shades.
This method is generally more reliable than judging undertones on a white background.
HEX value:
#54662A
RGB code:
84, 102, 42
Is NCS S 5040-G40Y cool or warm?
With a hue of 78°, this dark green leans warm, but it's close to neutral and can read cooler in some light.
S 5040-G40Y HSL code: 78, 42%, 28%
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 5040-G40Y
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 (Kelvins).
Use the slider to see how this dark green shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with NCS S 5040-G40Y:
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
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 5040-G40Y with a orange hue, complementary colors are those with a blue hue close to 258, such as NCS and S 1510-R60B.
Color codes
We have collected almost every possible color code you could ever need. To copy the code, just click the icon to the right of it.
| Format | Code | |
|---|---|---|
| HEX | #54662a | |
| RGB Decimal | 84, 102, 42 | |
| RGB Percent | 32.94%, 40.00%, 16.47% | |
| HSV | Hue: 78° Saturation: 58.82% Value: 40.0% | |
| HSL | hsl(78, 42, 28) | |
| CMYK | Cyan: 17.65 Magenta: 0.0 Yellow: 58.82 Key: 60.0 | |
| YIQ | Y: 89.778 I: 8.554 Q: -22.48 | |
| XYZ | X: 8.825 Y: 11.555 Z: 3.955 | |
| CIE Lab | L:40.5 a:-17.119 b:31.176 | |
| CIE Luv | L:40.5 u:-8.362 v:35.63 | |
| Decimal | 5531178 | |
| Hunter Lab | 33.992, -13.142, 16.896 |
Color equivalents
S 4550-G40Y
NCS

S 5040-G50Y
NCS

RAL 6025
Fern green
RAL Classic

RAL 240-5
RAL Effect

RAL 240-6
RAL Effect

S 5540-G50Y
NCS

SW 6433
Inverness
Sherwin Williams

S 5540-G40Y
NCS

S 4550-G50Y
NCS

303
Jewel Beetle
Little Greene

SW 6727
Houseplant
Sherwin Williams
S 6030-G50Y
NCS

S 5040-G30Y
NCS

M380-7
Alfalfa Extract
Behr

RAL 240-M
RAL Effect

RAL 6010
Grass green
RAL Classic

S 4550-G30Y
NCS

S 4050-G30Y
NCS

50GY 13/306
Woodland Fern 2
Dulux
SW 6426
Basque Green
Sherwin Williams

