Match of Behr™ HDC-CT-21 Grey Mist *

Coverage depends on the size of the item or area, the surface texture, the hiding power of the substrate, the application method, and how many coats you need for full coverage.

If you are using spray paint matched to Behr HDC-CT-21 Grey Mist, a typical can covers about 20 square feet with one coat. Other MyPerfectColor paint formats typically cover between 400 and 600 square feet, but the exact result will still depend on the surface and application.

For rough, porous, dark, or uneven surfaces, plan for extra material. If you want to avoid running short, base your order on the measured area and then add margin for the number of coats you expect to apply.

Plastics vary a lot, so the safest approach is to test the paint on the actual part before doing the full job. MyPerfectColor spray paint matched to Behr HDC-CT-21 Grey Mist sticks well to most plastics, but some low-energy or flexible plastics can still need extra preparation.

Using the MyPerfectColor primer for acrylic enamel can improve adhesion on difficult plastic surfaces. If the part is smooth, molded, or handled often, primer and a test application are a practical way to reduce the risk of peeling or poor bonding.

If you are painting PVC, covers, grilles, or similar parts, make sure the surface is clean and fully prepared before spraying the Grey Mist match.

Even when the color match is correct, the finished look of Behr HDC-CT-21 Grey Mist can shift based on lighting, placement, sheen, and the surfaces around it.

A finish that looks one way in direct light may read differently in shadow, on a vertical surface, or next to other painted items. The same color can also appear different on smooth metal, plastic, wood, or a previously coated part.

If the Grey Mist item will sit right beside an existing painted surface, the best way to reduce surprise is to test the match on the actual part and evaluate it in the same lighting where it will be used.

Yes. MyPerfectColor custom spray paint matched to Behr HDC-CT-21 Grey Mist is a practical option for trim details, fixtures, railings, vents, pipes, hardware, accessories, and other small parts that are awkward to coat with a brush.

This format is often useful when you need a coordinated color on removable or hard-to-reach items, or when you want a repeatable match on several separate parts. It is MyPerfectColor paint matched to the selected Grey Mist reference, not the original Behr paint product.

If the item is plastic or another difficult substrate, prep and primer choice still matter, so test the surface before committing to the full project.

Sheen changes how durable the finish is, how much light it reflects, how easy it is to clean, and how the Grey Mist color reads on the finished item.

Higher gloss can make Behr HDC-CT-21 Grey Mist look more reflective, while flatter finishes reduce reflection. The same color match can appear slightly different across sheen levels, even when the formula is the same.

Choose the sheen based on the item's use and the look of the surrounding surface. If you are matching an existing part, keep the sheen consistent with that surface whenever possible so the new finish does not stand out just because of gloss difference.

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 HDC-CT-21 Grey Mist 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.

MyPerfectColor has an original sample of the Behr HDC-CT-21 Grey Mist 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.

While we can provide Behr HDC-CT-21 Grey Mist 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.