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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.
70% of Orders Ship within 3 Business Days.
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PMS 631 U is part of the Pantone PMS system and is specified as a clear, mid-range blue with a cyan influence. The color reads as clean, contemporary, calm, and technical, with enough saturation to remain noticeable without appearing overly vivid.
The color presents as a medium-light blue with an LRV of 39.36. This color leans cool, with a noticeable cyan direction rather than a red-based blue, and shows moderate saturation with a subtle green-cyan undertone.
PMS 631 U works well for brand-facing elements where a calm but defined blue is required, such as signage, exhibit components, and dimensional graphics. Finish choice, lighting conditions, and consistent surface preparation can influence how evenly the color develops and how strongly the cyan undertone is perceived.
Similar colors:
PMS 630 U: lighter and slightly greener, with a more open and airy appearance.
PMS 632 U: darker and more saturated, with increased visual weight.
PMS 7457 U: more neutral and subdued, with reduced cyan influence.
MyPerfectColor is the official licensee of Pantone and authorized to reproduce the Pantone™ PMS 631 U color in spray paint and other paints.
MyPerfectColor helps marketing professionals turn graphic designs into physical reality. Whether you are a manufacturer, entrepreneur, industrial designer, prototyper/modeler, marketer, agency, printer, retailer, sign manufacturer, exhibit fabricator or architect, MyPerfectColor will help you nail the PMS 631 U color and produce outstanding results.
MyPerfectColor matches the Pantone PMS 631 U color based on Pantone color publications. The PMS 631 U color shown on this website are computer video simulations of the PANTONE PMS 631 U Color and may not match PANTONE®-identified Color standards. Refer to current PANTONE Publications to obtain accurate color.
The Pantone PMS 631 U color may vary from the PANTONE Color Standards based on lighting conditions, angle of view and/or due to differences in pigments, manufacturing process, substrate and/or limitations in the color capability of the paint. Refer to current PANTONE Publications to obtain accurate color.
PANTONE® and other Pantone trademarks are the property of Pantone LLC. Portions © Pantone LLC, 2019. Produced under License Agreement between MyPerfectColor.com and Pantone LLC.

PMS 631 U is a Pantone reference color, not a fixed paint formula. Each order is matched to the Pantone standard at the time of production. To keep results as consistent as possible across reorders, use the same product type, sheen, and application method each time.
If your project requires formal approval, keep a physical sample from an approved run and evaluate future orders against that same reference. Changing formats, finishes, or approval methods can change how PMS 631 U appears, even if the Pantone code stays the same.
PMS 631 U can be matched into paint for use on plastics, but plastics vary widely in surface chemistry and texture. Some plastics may require specific primers or surface preparation to achieve proper adhesion and uniform appearance.
Before committing to production, test the PMS 631 U paint on the actual plastic used in your project. This helps confirm adhesion, coverage, and final appearance, which can differ from results on metal, wood, or rigid board.
PMS 631 U is a visual color target, but the substrate plays a major role in how that color appears. Surface texture, absorption, gloss level, and reflectivity can all change perceived lightness and saturation.
When PMS 631 U is used across multiple materials, such as plastics, wood, or composites, evaluate the color on each actual substrate under expected lighting. This helps set realistic expectations and avoid surprises during installation.
Pantone matching is intended for brand color reproduction, not part-specific color replication. If an existing component labeled PMS 631 U must visually blend with surrounding pieces, the most reliable path is to send a physical part for matching.
Matching to the actual part accounts for aging, material effects, and prior coatings that a Pantone reference alone cannot capture. This approach is recommended when the installed appearance matters more than strict adherence to the Pantone standard.
Unfortunately, no.
Some manufacturers specify Pantone colors as touch up for their products, but Pantone does not work well as a proxy for a touch-up solution (for a litany of reasons such as it doesn't include sheen and Pantone color tolerances are not tight enough for touch up). When we match Pantone colors we are matching to a swatch in a Pantone book - not to your product.
The only way we can provide a touch-up solution for your product is for you send us a part. We would use the part to create a touch-up grade match. Unfortunately, there isn't an effective way to 'spec' the color well enough to produce a touch up without the part.
Read more about using Pantone for touch-up.
Learn more about our paint color matching service.
To make spray paint matched to Pantone PMS 631 U. MyPerfectColor uses an acrylic enamel which is a fast-drying durable coating suitable for interior or exterior use. MyPerfectColor custom spray paint 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 11oz spray will cover about 20 square feet per coat. Keep in mind that it is difficult to gauge how much spray you'll need as it is highly dependent on how it is applied. It is better to have too much than run short.
While MyPerfectColor can provide PMS 631 U 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 company's color collection, especially for a color collection like Pantone which is designed for bright colors and inks.