Sherwin Williams Endless Sea SW 9150
Contentsshow +hide -
- Endless Sea for bedroom (16 photos)
- Endless Sea for living room (9 photos)
- Sherwin Williams SW 9150 on kitchen cabinets (13 photos)
- Endless Sea for exterior (22 photos)
- Sherwin Williams Endless Sea reviews (6 photos)
- What are Sherwin Williams Endless Sea undertones?
- Is Endless Sea SW 9150 cool or warm?
- How light temperature affects on Endless Sea
- Monochromatic color scheme
- Complementary color scheme
- Color comparison and matching
- LRV of Endless Sea SW 9150
- Color codes
- Color equivalents
| Official page: | Endless Sea SW 9150 |
| Code: | SW 9150 |
| Name: | Endless Sea |
| Brand: | Sherwin Williams |
| Collections: | 2020 Alive, 2019 Shapeshifter |
What color is Sherwin Williams Endless Sea?
Sherwin Williams Endless Sea SW 9150 is a deep blue with a noticeable slate-gray cast and a restrained hint of teal. Its medium-dark depth gives walls definition without reading as nearly black, especially in rooms with good natural light. In bright daylight, this shade can appear cleaner and slightly cooler; under warm evening bulbs, its gray-blue character becomes more pronounced. Endless Sea suits offices, dining rooms, powder rooms, and built-in cabinetry, where its grounded color can anchor pale wood and light stone. Pair it with soft off-whites, weathered oak, brushed brass, or muted clay accents for contrast that feels considered rather than overly crisp.
Endless Sea for bedroom (16 photos)
We’ve hand-picked a beautiful collection of photos of this amazing blue shade used in real bedrooms. Take a look and imagine how this wonderful cool dark paint color could transform your own bedroom space.
















Endless Sea for living room (9 photos)
Check out this stunning dark color used in real living rooms. Explore how this blue shade can create a unique space









Sherwin Williams SW 9150 on kitchen cabinets (13 photos)
Want a stylish kitchen? View real-life photo examples of this fascinating cool blue hue is paired with backsplashes, countertops, and hardware.













Endless Sea for exterior (22 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 cool blue hue. Find inspiration for your house’s exterior, front doors, gates, shutters, frames or windows.






















Sherwin Williams Endless Sea reviews (6 photos)
View the photos of real spaces painted with this blue that were not included in specific categories. Close-ups, painted furniture, storages and dressers, hallways, stairs and ceilings.






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What are Sherwin Williams Endless Sea undertones?
Endless Sea is a deep, muted slate blue. The HEX sample leans blue; this describes its measurable digital hue direction, not a hidden paint pigment. Warm bulbs may gray the color down, while cool daylight usually makes its blue or teal direction clearer.
HEX value:
RGB code:
50, 88, 110
Is Sherwin Williams Endless Sea cool or warm?
At 202° on the HSL hue wheel, this dark blue falls clearly in the cool range.
SW 9150 Endless Sea HSL code: 202, 38%, 31%
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 Endless Sea
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 blue shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Sherwin Williams Endless Sea:
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
SW 9150
Endless Sea
Darker shades
SW 9150
Endless Sea
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 Endless Sea with a green hue, complementary colors are those with a red hue close to 22, such as Sherwin Williams Studio Mauve and Truly Taupe.
LRV of Endless Sea
Endless Sea has an LRV of 8.69% and refers to Dark colors which means that this color almost does not reflect 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 8.69%, 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 | #32586e |
| RGB Decimal | 50, 88, 110 |
| RGB Percent | 19.61%, 34.51%, 43.14% |
| HSV | Hue: 202° Saturation: 54.55% Value: 43.14% |
| HSL | hsl(202, 38, 31) |
| CMYK | Cyan: 54.55 Magenta: 20.0 Yellow: 0.0 Key: 56.86 |
| YIQ | Y: 79.146 I: -29.714 Q: -1.192 |
| XYZ | X: 7.618 Y: 8.783 Z: 16.041 |
| CIE Lab | L:35.563 a:-6.671 b:-16.73 |
| CIE Luv | L:35.563 u:-16.32 v:-21.603 |
| Decimal | 3299438 |
| Hunter Lab | 29.636, -5.976, -11.348 |
Color equivalents
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