Sherwin Williams Big Dipper SW 9645
| Code: | SW 9645 |
| Name: | Big Dipper |
| Brand: | Sherwin Williams |
| Collections: | Emerald Designer Edition - Rustic + Refined |
What color is Sherwin Williams Big Dipper?
Step into a magical space painted in Big Dipper (SW 9645) by Sherwin Williams and feel like you're being transported to the night sky. This deep and mysterious navy hue is perfect for creating a cozy and elegant atmosphere in a bedroom or a study. Big Dipper (SW 9645) adds a touch of sophistication to a living room or dining room, making it an ideal choice for those seeking a modern yet timeless look. Elevate your space with this rich and versatile color that exudes calm and serenity, transforming any room into a stylish sanctuary.
Big Dipper for bedroom
We’ve hand-picked a beautiful collection of photos of this amazing Beige shade used in real bedrooms. Take a look and imagine how this wonderful cool Dark paint color could transform your own bedroom space.
Big Dipper for living room
Check out this stunning Dark color used in real living rooms. Explore how this Blue shade can create a unique space
Sherwin Williams SW 9645 for bathroom
Looking for inspiration for your dream bathroom renovation project? These beautiful handpicked photos will show you this delightfully cool Dark real bathrooms.
Sherwin Williams SW 9645 on kitchen cabinets
Want a stylish kitchen? View real-life photo examples of this fascinating cool hue is paired with backsplashes, countertops, and hardware.
Sherwin Williams Big Dipper reviews
View the photos of real spaces painted with this that were not included in specific categories.Close-ups, painted furniture, storages and dressers, hallways, stairs and ceilings.
Try before you buy

100% accurate
reusable paint samples
Peel, stick,
and repeat
Twice painted
with real paint
Next day
delivery
What are Sherwin Williams Big Dipper undertones?
The undertone of Big Dipper can be accurately described as a Blue hue, as is apparent from the color space provided. By isolating the pure hue and eliminating any tints, tones, and shades, we were able to precisely determine its undertone. This approach has proven to be more accurate than traditional methods of defining undertones on a white background, which are now considered outdated.
HEX value
HEX value:
#41494B
RGB code:
65, 73, 75
Is Sherwin Williams Big Dipper SW 9645 cool or warm?
With a hue of 192° thisdark bluerefers cool paint shade according to HSL (Hue, Saturation, Lightness) on the color wheel.
SW 9645 Big Dipper HSL code: 192, 7%, 27%
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.
- Cooler hues have a calm and relaxation effect
- Cool blue shades make a room feel sleek, fresh, and modern, perfect for bedrooms, bathrooms, and home offices where a sense of calm and sophistication is desired.
- Dark, cool shades create a dramatic and sophisticated atmosphere, making them a great choice for bedrooms and living rooms when you want to make a bold yet calming statement. However, be cautious about using dark, cool colors in small spaces, as they can make the room feel smaller and more enclosed.
Act like a pro: Mixing warm and cool shades is a must have to get harmonius interior. Add accents that contrast with the primary color to create visual balance. If your walls are a warm color, don’t forget to add accent in cold colors (furniture, art, décor). A good practice is too use a complementary color scheme.
How light temperature affects Big Dipper
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 blue shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Sherwin Williams Big Dipper:
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 Big Dipper with a green hue, complementary colors are those with a red hue close to 12, such as Sherwin Williams Mauve Tinge and Studio Mauve.
LRV of Big Dipper
Big Dipper has an LRV of 6.4% 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 6.4%, 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. To copy the code, just click the icon to the right of it.
| Format | Code | |
|---|---|---|
| HEX | #41494b | |
| RGB Decimal | 65, 73, 75 | |
| RGB Percent | 25.49%, 28.63%, 29.41% | |
| HSV | Hue: 192° Saturation: 13.33% Value: 29.41% | |
| HSL | hsl(192, 7, 27) | |
| CMYK | Cyan: 13.33 Magenta: 2.67 Yellow: 0.0 Key: 70.59 | |
| YIQ | Y: 70.836 I: -5.41 Q: -1.07 | |
| XYZ | X: 5.832 Y: 6.397 Z: 7.582 | |
| CIE Lab | L:30.392 a:-2.755 b:-2.296 | |
| CIE Luv | L:30.392 u:-4.152 v:-2.383 | |
| Decimal | 4278603 | |
| Hunter Lab | 25.292, -3.1, -0.07 |
Color equivalents
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2131-30
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2126-20
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N450-7
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N490-7
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Gravel Gray
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CSP-570
Notre Dame
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1603
Graphite
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1596
Nightfall
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2136-20
Regent Green
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Cyberspace
Sherwin Williams

























