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A match of Munsell 10RP 5/1 is a medium-value, very low-chroma red-purple with a noticeable gray cast. In practical terms, it reads as a subdued mauve-plum tone rather than a bright or clean color, and the Munsell notation points to a hue direction in the red-purple family with restrained intensity.

MyPerfectColor custom-matched paint in this Munsell reference is suited to sprayed sample panels, evaluation boards, prototype housings, control faces, instrument bezels, brackets, and other small parts where a repeatable technical color target is needed. It can also be used for switch covers, grille pieces, hardware, and demonstration components when the specification calls for this muted red-purple.

Because the chroma is low, the color usually looks restrained rather than saturated, and slight differences in sheen, surface texture, or film build can shift how it reads. Munsell notation defines hue, value, and chroma, but not gloss, coating chemistry, or substrate behavior, so the sprayed result can vary depending on the material underneath and the finish applied.

For approval-sensitive work, a sprayed sample on the intended substrate can help confirm the appearance against the reference or existing part. That is especially useful when the target is being used for quality-control comparison, product development, or cross-vendor color communication rather than a general visual estimate.

Similar colors:

10R 5/1
5RP 5/1
5R 5/1

Product Data

About Munsell Colors

Munsell Color continues the legacy of Albert H. Munsell and his dedication to helping people communicate color easily and accurately. Their aim is to provide you with effective color tools, tips, and techniques based on Munsell color theory.

Matching Munsell Colors

MyPerfectColor is able to match all of the Munsell colors so you can find and enjoy the colors you love. MyPerfectColor uses its expert capabilities to recreate the original Match of Munsell™ 10rp 5/1 * by matching the original Munsell color books and swatches.

The colors shown on this website are computer video simulations of the Munsell Color and may not match Munsell Color standards. Refer to Munsell Publications to obtain the accurate color. Please know that MyPerfectColor is matching the original Match of Munsell™ 10rp 5/1 *. 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 the 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 Munsell™ 10rp 5/1 *

What does the 10RP 5/1 Munsell color notation define, and what does it not define?

10RP 5/1 identifies a technical color reference using hue, value, and chroma. For this Munsell color, the notation points to a muted reddish-purple to red-gray target with medium lightness and very low color saturation.

It does not define sheen, gloss, texture, coating chemistry, substrate, or application method. If you need MyPerfectColor paint matched to 10RP 5/1, the notation is the color target, but the final appearance still depends on the product format and the surface it is applied to.

How should I interpret the 10RP 5/1 Munsell hue, value, and chroma before ordering?

In 10RP 5/1, the hue code 10RP places the color in the red-purple family, the value 5 indicates a mid-lightness level, and the chroma 1 shows that the color is very low in saturation.

In practical terms, this means the color should read as a subdued, muted red-purple or grayish red-purple rather than a vivid accent color. If your specification calls for a technical standard reference, MyPerfectColor can supply paint matched to this selected Munsell notation.

When is 10RP 5/1 a good Munsell color reference for business or quality-control work?

A match of Munsell 10RP 5/1 is appropriate when the goal is a repeatable technical color reference for sample panels, standards boards, prototypes, mock-ups, evaluation parts, or internal quality-control communication.

It is also useful when teams need a shared color target across departments, vendors, or materials. In those cases, MyPerfectColor custom-matched paint to 10RP 5/1 provides a physical paint match to the selected Munsell standard reference for specification-driven work.

Will 10RP 5/1 look the same on every surface after it is applied?

No. The 10RP 5/1 Munsell notation defines the color target, but finish, gloss, texture, film build, and substrate can change how the applied paint looks.

A match can be correct to the notation and still appear different on a glossy part, a textured surface, or a different material. If appearance consistency matters, order a format that fits the real substrate and evaluate the applied sample before approving production use.

If I already have a part or site sample, should I use it instead of 10RP 5/1 for approval?

If your real goal is to match an existing finish, the part or site sample may be a better approval reference than the 10RP 5/1 notation alone.

That is because the existing surface includes its own gloss, texture, and substrate effects. MyPerfectColor can still supply a match of 10RP 5/1, but for approval-sensitive work it is often best to compare against the actual part or sample before final ordering.

How quickly will I receive my paint matched to Munsell 10rp 5/1?
All paint is custom-made to order. While most orders ship within 48 hours, the lead-time for paint made to match Munsell 10rp 5/1 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.
Can I use Munsell 10rp 5/1 for touching up powder coating?

Yes, our spray paint, paint pens and touch up bottles are ideal for touching up parts of all kinds, including powder coatings. However, keep in mind that our version of Munsell 10rp 5/1 is based on the color swatch contained in the official RAL color book. The color and sheen of your specific production parts may be different. If you need a touch up application, we can create a touch up solution precisely matching your specific parts.

Learn more about our color matching service.

What are the LRV, HEX, and RGB values for the Munsell 10rp 5/1?
The RGB values for Munsell 10rp 5/1 are 129, 118, 120 and the HEX code is #817678. The LRV for Munsell 10rp 5/1 is 19.08. The LRV stands for Light Reflectance Value and measures the percentage of light that a color reflects. Learn more about using RGB and Hex codes for matching colors and Light Reflectance Values.
What paint type is used to make spray paint matched to Munsell 10rp 5/1? And how many spray cans do I need?

MyPerfectColor uses an acrylic enamel which is a fast-drying durable coating suitable for interior or exterior use. MyPerfectColor custom spray paint matched to Munsell 10rp 5/1 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 MyPerfectColor 11oz spray will cover about 20 square feet per coat. Keep in mind that it is difficult to gauge spray paint need as the coverage is highly dependent on how it is applied. Learn more about how spray paint works at MyPerfectColor.

Does Munsell make paint matching the Munsell 10rp 5/1?
No, Munsell does not make paint matching the Munsell 10rp 5/1. Munsell only provides color swatches of colors which are used to communicate color and set color specifications. MyPerfectColor offers many types of paint for the Munsell 10rp 5/1 with no minimum order quantities. MyPerfectColor offers spray paint, paint pens, touch up bottles, water-based acrylics, epoxies, urethanes and a variety of other paints. Select the Paint Type button above to get started. Learn more about Munsell paint colors and buying paint at MyPerfectColor.
What does Munsell mean? And what does the 10rp 5/1 indicate?
Munsell is a three dimensional color space and notation system used to describe colors. The 10rp 5/1 indicates the colors location in this three-dimensional space. The notation system was originally developed in 1905 by Albert Munsell and has improved over the years into the system available today. Munsell is used as a color standard for color communication through its Munsell Book of Color which contains over 1,600 color swatches. Learn more about Munsell and the Munsell Color Notation.
How do I get the SDS (Safety Data Sheet) for paint matched to Munsell 10rp 5/1?
The Munsell 10rp 5/1 is the color and the SDS is based on the type of paint used to make the color. You can find Safety Data Sheets here for our most popular products.
Do I need a primer for Munsell 10rp 5/1?
The need for primer for Munsell 10rp 5/1 depends on the type of paint, the substrate being painted and where it will be located. See our Primer Selection Table to see what primer you might need and learn more about when you might need a primer. Most people don't use a primer for a touch up paint application, but a primer may improve adhesion and is typically recommended for exterior applications.