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A match of Sherwin Williams SW9588 High Sierra reads as a light, muted warm neutral with a beige-gray base and a soft yellow undertone. Its low chroma keeps it quiet rather than crisp, and its high lightness gives it an airy but restrained appearance.

MyPerfectColor custom spray paint matched to this Sherwin-Williams color can be useful on small parts and fixtures that need a subdued, coordinated finish. It is a practical choice for HVAC vents, switch plates, return-air grilles, mailboxes, shelving brackets, railings, PVC trim pieces, hardware, and other sprayable components where a light warm neutral is needed on metal, plastic, wood, or previously coated surfaces after proper preparation.

Because this is a light color, the underlying surface can influence the final result more than it would with a deeper shade. Darker substrates, uneven repairs, or patchy primer may show through more easily, so even prep and full coverage matter. The perceived color can also shift a bit with sheen and film build; matte or lower-sheen application tends to keep the color softer, while glossier finishes can make the warmth read a little clearer.

MyPerfectColor supplies its own paint matched to the selected brand color reference, rather than the referenced brand's original paint. For projects where repeatable color on small, spray-painted parts matters, this format can help maintain a consistent look across removable pieces and detail components.

Similar colors:

HGSW2455 Into The Gloaming
SW2003 Stucco Greige
SW0054 Twilight Gray

Product Data

About Sherwin-Williams

The SHERWIN-WILLIAMS COMPANY was founded by Henry Sherwin and Edward Williams in 1866. Today, the company is a global leader in the development, manufacture and sale of coatings and related products.

Matching Sherwin-Williams Paint Colors

MyPerfectColor matches all of the Sherwin-Williams paint colors so you can find and enjoy the colors you love. MyPerfectColor uses its expert capabilities to recreate the original Sherwin-Williams color by matching the original Sherwin-Williams color books and swatches. MyPerfectColor is not using Sherwin-Williams paint.

The colors shown on this website are computer video simulations of the Sherwin-Williams Color and may not match Sherwin-Williams Color standards. Refer to Sherwin-Williams Publications to obtain the accurate color. Please know that MyPerfectColor is matching the original Sherwin-Williams color. If you intend to touch up paint that has been on your walls for years, know that your color has undoubtedly changed from the original due to exposure to light and age and the new paint may not match. You will achieve best results by re-coating the entire surface.

If you need more assistance, please feel free to contact us and one of our expert staff would be happy to help.

Frequently Asked Questions About Match of Sherwin Williams™ SW9588 High Sierra *

How do I confirm SW9588 High Sierra before ordering a MyPerfectColor match?

Confirm SW9588 High Sierra from a physical Sherwin-Williams swatch, a known painted sample, or another trusted color reference before you order. Screen viewing can shift the appearance of SW9588 High Sierra, so it is not the best final approval method.

MyPerfectColor makes its own custom-matched paint to the selected Sherwin-Williams color reference. That means the order should be based on the verified target color, not on the look of an aged wall or on-screen color display.

Which finish should I choose for SW9588 High Sierra in MyPerfectColor spray paint?

Choose the finish based on how the part will be used and how much sheen you want on the finished item. For SW9588 High Sierra, a glossier finish will reflect more light, while a flatter finish will hide surface irregularities better.

The finish also affects durability, cleaning, and the way the matched color reads on the item. If you are matching a removable part, fixture, or accessory, pick the sheen that fits the surface and use case rather than choosing by color name alone.

What surface prep should I do before applying SW9588 High Sierra?

Clean the surface first, remove grease or contamination, and lightly scuff where appropriate so the coating can bond well. Mask off areas that should not be painted, especially on small parts, fixtures, or hardware.

Before painting a larger area, test SW9588 High Sierra on the actual surface so you can confirm adhesion, coverage, and the final appearance on that material. Good prep is especially important when you are using a MyPerfectColor custom match on a nonstandard part.

Can SW9588 High Sierra be used on plastics and other difficult surfaces?

Plastics and other low-energy surfaces can vary a lot, so the safest approach is to test SW9588 High Sierra on the actual item before committing to the full project. MyPerfectColor spray paint sticks well to most plastics, but prep and substrate type can change the result.

If you want better adhesion on a challenging plastic part, use the MyPerfectColor primer for acrylic enamel before applying the matched color. That is especially important for items like covers, grilles, or molded components where surface behavior is less predictable.

How much SW9588 High Sierra should I order for my project?

Coverage depends on the size of the item, the texture of the surface, the hiding power needed, the application method, and how many coats you expect to use. A typical can of MyPerfectColor spray paint covers about 20 square feet with one coat.

If you are coating a large part, rough surface, or dark substrate, plan for extra material so you do not run short during application. For other MyPerfectColor paint formats, coverage is typically between 400 and 600 square feet, depending on the product and conditions.

How quickly will I receive my paint matched to Sherwin Williams SW9588 High Sierra?
All paint is custom-made to order. While most orders ship within 48 hours, the lead-time for paint made to match Sherwin Williams SW9588 High Sierra depends on the type of paint needed. Interior and exterior house paints usually ship within 1 to 3 business days, while custom spray paint typically takes 3-5 business days to ship. The transit time depends on your location and the shipping method you choose. If your need is immediate, select Expedited Production during checkout. Most expedited production orders ship within 24 hours on business days. Please contact MyPerfectColor if you are concerned about a specific deadline. We do our best to make sure you get your paint on time. Learn more about paint lead times at MyPerfectColor.
What are the RGB, HEX and LRV values for Sherwin Williams SW9588 High Sierra?
The RGB values for Sherwin Williams SW9588 High Sierra are 201, 194, 181 and the HEX code is #C9C2B5. The LRV for Sherwin Williams SW9588 High Sierra is 54.22. The LRV stands for Light Reflectance Value and measures the percentage of light that a color reflects. Learn more about Light Reflectance Values and using RGB and Hex codes for paint.
What is the Hue Angle and Chroma for Sherwin Williams SW9588 High Sierra?
The Hue Angle for Sherwin Williams SW9588 High Sierra is 84.55 and the chroma is 7.08. The Hue Angle represents the position of a color's hue around a color wheel. The Chromacity represents the intensity of a hue. Learn more about browsing colors by hue.
Which paint matching the Sherwin Williams SW9588 High Sierra would be best for interior walls?
MyPerfectColor doesn't sell Sherwin Williams, but it does match the Sherwin Williams SW9588 High Sierra in a wide variety of paint types. The best paint for interior walls is typically a matte or eggshell. Flat paint is most often used for ceilings and semi-gloss paint is used for trim. If it is a commercial or industrial application, you may have other considerations such as chemical resistance. Custom spray paint can be used for in wall speakers, railings, HVAC vents, electrical cabinets and anything else needing a professional spray smooth finish. Contact MyPerfectColor support if you have specific questions about the best paint to use for your project.
How can MyPerfectColor match the Sherwin Williams SW9588 High Sierra?

MyPerfectColor has an original sample of the Sherwin Williams SW9588 High Sierra in its color archive. This enables us to make paint and verify that it matches the original.

Please note that if your material is not new then the paint may not work for touch up as your material has aged and is likely different than it was when new. Learn more about our color matching accuracy. If you need a touch up application, send us a part and we can create a touch up solution precisely matching the current color and sheen of your specific materials.

Learn more about our color matching service.

How much area will one spray can cover? And what is Sherwin Williams SW9588 High Sierra spray paint made of?

To make spray paint matched to Sherwin Williams SW9588 High Sierra. MyPerfectColor uses an acrylic enamel which is a fast-drying durable coating suitable for interior or exterior use. MyPerfectColor custom spray paint enables you to conveniently achieve a professional spray-smooth finish in any color in any sheen. It sticks well to most surfaces including metal, plastics, powder-coatings, cabinets and primed or previously painted wood.

The 11oz spray will cover about 20 square feet per coat. Keep in mind that it is difficult to gauge how much spray you'll need as it is highly dependent on how it is applied. It is better to have too much than run short.

How do I find the same color as the Sherwin Williams SW9588 High Sierra in a different company?

While MyPerfectColor can provide paint matched to the Sherwin Williams SW9588 High Sierra, we don't provide any crossover information because this is a subjective determination. Every paint company offers its own unique selection of colors and rarely does a color have an exact equivalent in another company's color collection, so determining which color is the best approximation is a judgement call.

However, under the color image on a color page there is a link that says "Explore Related Colors". Clicking this link displays colors with similar values and you can look for any colors from the company you want.

Keep in mind that this just shows similar colors based on the color values we have stored in our database. It doesn't mean it is the same or give any approximation about how close the color is. You can play around with the Hue, Lightness and Chroma sliders to expand the selection.