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A match of Alside Mystic Blue (Vinyl) is a muted blue-gray with a cool cast and low chroma. With a medium-deep lightness, it reads as a subdued blue rather than a bright accent, and the gray component keeps the color from looking overly clean or saturated.

For siding-related work, MyPerfectColor spray paint matched to this building-material color can be used for Original Material Match touch up after shipping damage, installation marks, field cutting, or service work when a sheen match is needed. It also suits replacement trim pieces, vent covers, soffit or fascia details, shutters, brackets, fastener caps, and other small paintable accessories that need to coordinate with Alside siding.

Because the color is relatively low in chroma, finish and substrate can influence the final read more than you might expect. A rough or weathered surface can make the blue-gray appear flatter or slightly darker, and sheen differences are easier to notice on installed material. For direct touch up on factory-finished material, choose a product option that says Original Material Match; other MyPerfectColor formats are better suited to separate parts, broader repainting, or coordinated components when a sheen-matched repair is not the goal.

Similar colors:

Mystic Blue 3E (Aluminum)
537 Mist Blue
Sterling Gray Z4 (Aluminum)

Product Data

About Alside Paint Colors

Alside® was founded in 1947 and serves the residential and commercial remodeling and new construction markets as a leading manufacturer of vinyl windows and patio doors, vinyl siding and accessories, and fencing and railing products. Alside is a recognized leader in the home improvement industry and a division of Associated Materials Incorporated (AMI). MyPerfectColor is proud to match their colors in paint to assist with your touch up and repainting needs.

Matching Alside Paint Colors

MyPerfectColor is able match all of the Alside paint colors so you can find and enjoy the colors you love. MyPerfectColor uses its expert capabilities to recreate the original Alside color by matching the original Alside building materials.

The colors shown on this website are computer video simulations of the Alside color and may not match Alside color standards. Refer to Alside Publications and material samples to obtain the accurate color. Please know that MyPerfectColor is matching the original Alside 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 Alside™ Mystic Blue (Vinyl) *

Is Alside Mystic Blue (Vinyl) 496503 the right choice for touch-up after shipping damage, installation damage, or field cutting on siding?

Yes, if you are repairing factory-finished siding, the right MyPerfectColor path is the product option that explicitly says Original Material Match. That is the option suited for touch up because it includes a sheen match. It is the best fit for small damage from shipping, installation, service work, or field cutting when you want to match Alside Mystic Blue (Vinyl) 496503 as closely as possible.

Will Alside Mystic Blue (Vinyl) 496503 match an older installed siding surface that has weathered or changed sheen?

It gives you the correct brand color reference, but an older installed surface can still read differently because of sun exposure, weathering, chalking, texture, sheen change, and batch variation. That means Alside Mystic Blue (Vinyl) 496503 may be the right reference, but the existing siding can still look different from a fresh match. For tight visual acceptance, compare against the actual installed surface whenever possible.

Which MyPerfectColor product should I order for Alside Mystic Blue (Vinyl) 496503 touch-up on siding?

For direct touch up on factory-finished siding, choose the product option that explicitly says Original Material Match. That is the only option in this collection that should be treated as suitable for touch up because it includes a sheen match. Water-based housepaint and specialty products such as urethane or epoxy can still be color-matched to Alside Mystic Blue (Vinyl) 496503, but they are better for separate parts, accessories, or broader repainting, not direct touch-up work.

Can MyPerfectColor match Alside Mystic Blue (Vinyl) 496503 for a replacement siding piece, trim, or nearby accessory?

Yes. MyPerfectColor can make a matched paint for Alside Mystic Blue (Vinyl) 496503 when you need a replacement part, trim piece, or accessory to coordinate with the existing siding. That use case is different from direct touch up on the original surface, so choose the product format based on whether you are painting a separate part or repairing the factory-finished siding itself.

Why can Alside Mystic Blue (Vinyl) 496503 look different after application even when the color is right?

Because the final appearance is affected by more than color alone. Sheen, texture, embossing, substrate, and the way the original factory-finished siding has aged can all change how Alside Mystic Blue (Vinyl) 496503 reads after application. If those surface traits do not match, the repair may be visible even when the color match is correct.

How quickly will I receive my paint matched to Alside Mystic Blue (Vinyl)?
All paint is custom-made to order. While most orders ship within 48 hours, the lead-time for paint made to match Alside Mystic Blue (Vinyl) 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 the Alside Mystic Blue (Vinyl) to touch up Alside products?

Yes, MyPerfectColor matches the color and sheen of the Alside Mystic Blue (Vinyl). Choose exterior spray paint, touch up bottles or paint pens as the paint type option if you need to touch up windows or doors. If you are painting gutters, vents, pipes and other ancillary items, then our spray paint, paint pens and touch up bottles are ideal for painting these items. However, keep in mind that our version of the Alside Mystic Blue (Vinyl) is based on matching an official Alside color sample. The color and sheen of your specific Alside 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 will be sending a match of the original color which has not been exposed to sunlight and weather. If your exterior has aged and you need a touch up application, we can create a touch up solution precisely matching the current color of your siding.

Learn more about our color matching service.

What are the RGB, HEX and LRV values for Alside Mystic Blue (Vinyl)?
The RGB values for Alside Mystic Blue (Vinyl) are 137, 157, 165 and the HEX code is #899DA5. The LRV for Alside Mystic Blue (Vinyl) is 32.18. 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 Alside Mystic Blue (Vinyl)? 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 Alside Mystic Blue (Vinyl) 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 Alside windows and doors?
Absolutely. You can use the MyPerfectColor spray paint matching the Alside Mystic Blue (Vinyl) to paint your gutters and other trim to match your windows or doors. The spray paint will enable you to conveniently achieve a spray smooth finish. Learn more about custom spray paint.
Can the Alside Mystic Blue (Vinyl)be used to paint Alside window frames and doors?

MyPerfectColor Paint matching the Alside Mystic Blue (Vinyl) can be used to paint Alside window frames and doors. 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 window frames would be spray paint or trim paint. Only the spray paint, brush-cap bottles and paint pens are accurate enough for touching up the Alside Mystic Blue (Vinyl). Select the Paint Type button above to get started. Learn more about buying paint at MyPerfectColor.

How does MyPerfectColor match the Alside Mystic Blue (Vinyl)?

MyPerfectColor has the original Alside color samples. A sample of the Alside Mystic Blue (Vinyl) 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.

Do I need to prime before painting with the Alside Mystic Blue (Vinyl)?
The need for primer for Mystic Blue (Vinyl) 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.