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A match of James Hardie JH70-10 Light Mist is a light-to-mid-light gray with a soft green cast and very low chroma. It reads as muted rather than crisp, with a quiet, restrained character that keeps the color from feeling white or strongly colored.

For factory-finished siding work, MyPerfectColor paint matched to this reference is useful when the job calls for a coordinated replacement part or, where the product option explicitly says Original Material Match, direct touch up after shipping damage, installation marks, field cutting, or service work. It is also practical for separate paintable pieces such as trim boards, soffit vents, fascia details, access panels, brackets, fastener covers, shutters, and other ancillary items that need to sit with nearby James Hardie siding without drawing attention.

Because the color is low in chroma, coverage is usually straightforward, but dark substrates, edge wear, or uneven repairs can still show through if the film is thin. On installed material, texture, embossing, sheen, and weathering can shift the appearance enough that a correct color reference may still read differently beside aged siding. For direct touch up on factory-finished building materials, only Original Material Match should be used because it includes a sheen match; other MyPerfectColor formats are better for replacement parts, ancillary components, or broader repainting.

Similar colors:

Sky Gray
It's About Thyme
Pearl Gray

Product Data

About James Hardie

James Hardie is a world-leading, specialized, high-technology manufacturer of a wide range of fiber-cement building materials. These materials are available in a comprehensive selection of colors.

Matching James Hardie Paint Colors

MyPerfectColor is able match all of the James Hardie colors so you can find and enjoy the colors you love. MyPerfectColor uses its expert capabilities to recreate the original James Hardie color by matching the original James Hardie color books and swatches.

The colors shown on this website are computer video simulations of the James Hardie Color and may not match James Hardie Color standards. Refer to James Hardie Publications to obtain the accurate color. Please know that MyPerfectColor is matching the original James Hardie 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 James Hardie™ JH70-10 Light Mist *

For James Hardie JH70-10 Light Mist, which MyPerfectColor product should I use for touch up after shipping damage or installation damage?

For direct touch up on James Hardie JH70-10 Light Mist siding after shipping damage, installation damage, field cutting, or service work, choose an Original Material Match product. That is the option that includes a sheen match, which is important for factory-finished building materials. MyPerfectColor can make a matched paint to the JH70-10 Light Mist reference, but the final result still depends on the condition of the repaired area.

Will James Hardie JH70-10 Light Mist match an older installed siding surface that has been exposed to weather?

The JH70-10 Light Mist reference is the correct starting point, but an older installed surface can look different after sun exposure, moisture, chalking, texture changes, or lot variation. If the repair is beside weathered siding, the fresh match may not read exactly the same as the aged area. When the visual tolerance is tight, an existing-part or site-specific approval is safer than assuming the original reference will blend perfectly.

Which format is right for James Hardie JH70-10 Light Mist if I need direct touch up versus a replacement part?

For direct touch up on factory-finished James Hardie JH70-10 Light Mist, use Original Material Match because it includes a sheen match. Water-based housepaint, urethane, and epoxy can still be color-matched options, but they do not include a sheen match and should not be treated as direct touch-up products for this type of building material. If you are painting a separate part, accessory, or broader repaired section, one of those other formats may be appropriate.

Can MyPerfectColor match James Hardie JH70-10 Light Mist for siding, trim, and nearby exterior accessories?

Yes. MyPerfectColor can make paint matched to James Hardie JH70-10 Light Mist for siding-related parts such as trim, soffit, fascia, gutters, shutters, flashings, or other nearby accessories that need to blend with the branded material. If you are touching up the original factory-finished surface, use Original Material Match. If you are painting a separate replacement part or accessory, a matched paint for that part can be the right choice.

How does exterior exposure affect James Hardie JH70-10 Light Mist over time?

Exterior exposure can change how James Hardie JH70-10 Light Mist reads over time. UV, moisture, chalking, and general weathering can shift the appearance of the installed surface, even when the original color reference is correct. For touch up, use Original Material Match when available, but understand that it cannot remove differences created by age, sheen change, or surface texture.

How quickly will I receive my paint matched to James Hardie JH70-10 Light Mist?
All paint is custom-made to order. While most orders ship within 48 hours, the lead-time for paint made to match James Hardie JH70-10 Light Mist 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 this James Hardie JH70-10 Light Mist paint to touch up my James Hardie materials?

It depends. MyPerfectColor matches the color of the James Hardie JH70-10 Light Mist but may not match the sheen. If you see Custom Sheen as a sheen option, this means we also match the sheen of the material, otherwise you would need to pick the closest sheen available. However, keep in mind that our version of the James Hardie JH70-10 Light Mist is based on matching an official James Hardie color sample. The color and sheen of your specific James Hardie parts may vary. If your material is not new and has been exposed to the weather, then it is likely that the color has changed over time. MyPerfectColor samples not been exposed to sunlight and weather. If you need a touch up application, you may need to send us a part so 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.

What are the RGB, HEX and LRV values for James Hardie JH70-10 Light Mist?
The RGB values for James Hardie JH70-10 Light Mist are 180, 183, 179 and the HEX code is #B4B7B3. The LRV for James Hardie JH70-10 Light Mist is 46.66. 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 James Hardie JH70-10 Light Mist? 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 James Hardie JH70-10 Light 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.

Can I paint gutters to match my James Hardie siding?
Absolutely. You can use the MyPerfectColor spray paint matching the James Hardie JH70-10 Light Mist to paint your gutters to match your siding. The spray paint will enable you to conveniently achieve a spray smooth finish. Learn more about custom spray paint.
Can you paint James Hardie siding with James Hardie JH70-10 Light Mist?

MyPerfectColor Paint matching the James Hardie JH70-10 Light Mist can be used to paint siding and any other items you'd like to blend into your exterior such as windows, doors, lights, pipes, gutters and vents. Many types of paint are available 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. The best paint for painting siding is exterior house paint (usually low lustre sheen). Spray paint works great for windows, doors, lights, pipes, vents and more.

Paint can be purchased by choosing the paint type above. Contact MyPerfectColor support if you have specific questions about the best paint to use for your project.

How does MyPerfectColor match the James Hardie JH70-10 Light Mist?

MyPerfectColor has the original James Hardie color samples. A sample of the James Hardie JH70-10 Light Mist you are looking for is in our library. We are able to make paint and verify that it matches the original.

Please note that if your existing materials are not new and you are trying to touch up, they will have aged and are likely different now than they were when new. MyPerfectColor will be sending paint matching the sample at our facility which has not aged the same as your materials and may also be different due to other factors such as variations in manufacturing processes. If your match is critical, you may consider sending a part of your materials for precise color matching. Learn more about our color matching services.

Does paint matched to James Hardie JH70-10 Light Mist need primer if I am painting outside?
The need for primer for JH70-10 Light Mist 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.