Sherwin Williams Indigo SW 6531
| Official page: | Indigo SW 6531 |
| Code: | SW 6531 |
| Name: | Indigo |
| Brand: | Sherwin Williams |
| Collections: | 2018 Unity |
What color is Sherwin Williams Indigo?
Sherwin Williams SW 6531 Indigo is a rich, deep hue that exudes elegance and sophistication. This color pairs beautifully with soft neutral tones like SW 7006 Extra White and SW 7036 Accessible Beige, creating a balanced and calming atmosphere. For a more dramatic look, Indigo can also be paired with bolder colors such as SW 6271 Expressive Plum and SW 6691 Glitzy Gold to add a touch of luxury and glamour to the space. With its timeless appeal and versatility, SW 6531 Indigo is a great choice for creating a stylish and inviting interior.
Indigo for bedroom
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.

Indigo for living room (7 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 6531 for bathroom (2 photos)
Looking for inspiration for your dream bathroom renovation project? These beautiful handpicked photos will show you this delightfully cool Dark blue real bathrooms.


Sherwin Williams SW 6531 on kitchen cabinets (4 photos)
Want a stylish kitchen? View real-life photo examples of this fascinating cool blue hue is paired with backsplashes, countertops, and hardware.




Sherwin Williams Indigo reviews (9 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 Indigo undertones?
Indigo has a clear blue 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:
#284A70
RGB code:
40, 74, 112
Is Sherwin Williams Indigo SW 6531 cool or warm?
At 212° on the HSL hue wheel, this dark blue falls clearly in the cool range.
SW 6531 Indigo HSL code: 212, 47%, 30%
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 Indigo
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 Indigo:
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.
Darker shades
SW 6531
Indigo
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 Indigo with a blue hue, complementary colors are those with a orange hue close to 32, such as Sherwin Williams Truly Taupe and Heavenly White.
LRV of Indigo
Indigo has an LRV of 6.48% 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 6.48%, 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 | #284a70 | |
| RGB Decimal | 40, 74, 112 | |
| RGB Percent | 15.69%, 29.02%, 43.92% | |
| HSV | Hue: 212° Saturation: 64.29% Value: 43.92% | |
| HSL | hsl(212, 47, 30) | |
| CMYK | Cyan: 64.29 Magenta: 33.93 Yellow: 0.0 Key: 56.08 | |
| YIQ | Y: 68.166 I: -32.472 Q: 4.633 | |
| XYZ | X: 6.247 Y: 6.518 Z: 16.254 | |
| CIE Lab | L:30.683 a:0.563 b:-25.607 | |
| CIE Luv | L:30.683 u:-13.672 v:-33.654 | |
| Decimal | 2640496 | |
| Hunter Lab | 25.53, -0.999, -19.876 |
Color equivalents
SW 6524
Commodore
Sherwin Williams

2063-20
Downpour Blue
Benjamin Moore

2064-20
Patriot Blue
Benjamin Moore

SW 6811
Honorable Blue
Sherwin Williams

2065-20
Dark Royal Blue
Benjamin Moore
2061-20
Champion Cobalt
Benjamin Moore

SW 9176
Dress Blues
Sherwin Williams

SW 2940
Bridgeport
Sherwin Williams
805
New York State of Mind
Benjamin Moore

812
Blueberry Hill
Benjamin Moore
SW 6967
Frank Blue
Sherwin Williams

P520-7
Flashy Sapphire
Behr

SW 6804
Dignity Blue
Sherwin Williams

CC-872
Delphinium
Benjamin Moore
SW 6966
Blueblood
Sherwin Williams

RAL 5010
Gentian blue
RAL Classic

