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Match of Behr™ 5C21-3 Ink Black *

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Actual color may vary from on-screen representation. Please view a physical color swatch or material sample to confirm your color choice prior to purchase.

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A match of Behr 5C21-3 Ink Black is a very dark near-black with a soft cool cast and extremely low chroma. It reads more like a dense charcoal than a pure black, with just enough gray-blue undertone to keep it from looking flat in changing light. With an LRV of 5.04, it is a low-light-reflective color that will appear deep and absorbent.

MyPerfectColor custom spray paint matched to the selected brand color can be used on vents, speaker grilles, switch covers, brackets, railings, mailbox parts, shelving supports, frames, access panels, and hardware where a dark, restrained finish is needed. It also suits PVC trim pieces, small fixtures, and removable components that need to coordinate with an existing painted item or system.

Because this is such a dark color, surface prep and film build matter. On smooth metal, glossy plastic, or worn coatings, sheen differences and surface imperfections can become more noticeable than they would in a mid-tone color. A uniform base and even coverage help the color read consistently, especially on lighter substrates or when coating mixed materials. Finish choice will also affect how deep or soft the color appears.

Similar colors:

1350 Ultra Pure Black
BXC-30 Black Space
QE-64 Madison Avenue

Product Data

About BEHR Paint

BEHR is a dynamic company that actively embraces quality and innovation to bring the paint industry the very best products and services. Their bold entrepreneurial spirit and commitment to integrity and to doing the right thing has been the cornerstone of their success since 1947. BEHR enjoys great brand presence and a reputation for unparalleled quality, innovation, value and performance. People know and love the BEHR brand.

Matching BEHR Paint Colors

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

The colors shown on this website are computer video simulations of the BEHR Color and may not match BEHR Color standards. Refer to BEHR Publications to obtain the accurate color. Please know that MyPerfectColor is matching the original BEHR 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 Behr™ 5C21-3 Ink Black *

How should I spray a match of Behr 5C21-3 Ink Black to avoid runs or uneven sheen?

Use several light, even coats rather than one heavy pass. Keep the can or spray gun moving at a steady distance, and overlap each pass slightly so the match of Behr 5C21-3 Ink Black builds uniformly. Heavy coats can cause runs, dark pooling, and sheen variation, especially on a very dark color like Ink Black.

Before spraying the finished item, test on a sample piece or an unseen area to confirm coverage and dry time. If the part has edges, recesses, or detail, start with a light tack coat and build color gradually.

What surface prep do I need before applying a match of Behr 5C21-3 Ink Black?

Clean the surface first so dust, grease, wax, and loose coating do not interfere with adhesion. If the part is smooth or already painted, a light scuff can help the new coating grab better, followed by a final wipe before spraying the match of Behr 5C21-3 Ink Black.

Mask areas you do not want to coat, and test the color on the actual surface before doing the full project. That helps confirm how the finish, texture, and substrate affect the final result.

Will a match of Behr 5C21-3 Ink Black stick well to plastic parts?

Plastic can be a good candidate, but results depend on the exact material, so testing on the actual part is important. MyPerfectColor spray paint sticks well to most plastics, and using the MyPerfectColor primer can improve adhesion on difficult or low-energy surfaces.

Clean the plastic thoroughly, follow the recommended prep, and apply the match of Behr 5C21-3 Ink Black in light coats. If the part is glossy, flexible, or unfamiliar, a test spray is the safest way to confirm adhesion before you coat the full item.

What should I confirm before ordering Behr 5C21-3 Ink Black as a custom MyPerfectColor match?

Confirm the exact brand color reference, the product format you need, the sheen, and the quantity before you place the order. MyPerfectColor makes its own paint matched to Behr 5C21-3 Ink Black, and custom-made color matches are not returnable or refundable.

If the item will sit next to an existing painted surface, consider whether a test application is needed before ordering more than one unit. Choosing the right format up front helps avoid a mismatch in how the part will be used.

Can I use a match of Behr 5C21-3 Ink Black on switch covers, knobs, or vent grilles?

Yes. Those are practical uses for MyPerfectColor custom spray paint matched to Behr 5C21-3 Ink Black when you need a smooth finish on small or removable parts. It can be used on items such as switch covers, knobs, vents, speaker grilles, brackets, trim pieces, and similar hardware.

Because small parts often have edges, molded detail, or texture, apply light coats and let each pass set before adding more. That helps reduce buildup and keeps the finish more even on the part.

How quickly will I receive my paint matched to Behr 5C21-3 Ink Black?
All paint is custom-made to order. While most orders ship within 48 hours, the lead-time for paint made to match Behr 5C21-3 Ink Black 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 Behr 5C21-3 Ink Black?
The RGB values for Behr 5C21-3 Ink Black are 63, 64, 64 and the HEX code is #3F4040. The LRV for Behr 5C21-3 Ink Black is 5.04. 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 paint type is used to make spray paint matched to Behr 5C21-3 Ink Black? 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 Behr 5C21-3 Ink Black 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.

What is the Hue Angle and Chroma for Behr 5C21-3 Ink Black?
The Hue Angle for Behr 5C21-3 Ink Black is 265.91 and the chroma is 0.56. 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.
Does Behr paint color Behr 5C21-3 Ink Black need primer?
MyPerfectColor doesn't sell Behr paint, but it does match the Behr 5C21-3 Ink Black and all the other Behr colors in a wide variety of paint types. The need for primer depends on the specific paint and the substrate being painted. The top quality paints these days tend to be self-priming over most surfaces, while paint at the mid to lower grade quality levels will need a separate primer. Most special situations such as bleeding type woods or difficult to adhere surfaces like plastic will often need a specialty primer. Contact MyPerfectColor support if you have specific questions about the best paint to use for your project and whether you need a primer.
How can MyPerfectColor match the Behr 5C21-3 Ink Black?

MyPerfectColor has an original sample of the Behr 5C21-3 Ink Black 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 do I convert Behr 5C21-3 Ink Black to a different color from another paint company?

While we can provide Behr 5C21-3 Ink Black in paint, we don't provide any crossover information. We've found that every paint company offers its own unique selection of colors and rarely does a color have an exact equivalent in another brand.

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