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RAL 7042 Traffic Grey A Paint
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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RAL7042 Traffic Grey A is frequently specified for traffic and transportation equipment (railings, posts, enclosures, casings), public infrastructure components where a non-reflective, non-distracting gray is needed, industrial machinery, architectural panels, and utility elements, as well as repainting or touch-ups on RAL-standardized parts. Its low chroma and controlled undertone result in a balanced appearance that coordinates with both cool and warm surroundings while rarely showing dirt as quickly as lighter grays. For best results in strict coordination, especially over different substrates, gloss and texture should be verified to avoid minor mismatches.
Digital approximations
Values
HEX: #8C9190
RGB: 140, 145, 144
LAB: 59.8, -1.9, 0.0
Insights
- L=59.8 and LRV=27.86 provide moderate lightness; this gray is neither dark nor very pale in application.
- Chroma of 1.85 and near-zero a, b reinforce the visual neutrality-no marked warmth or coolness.
- RGB balance (140, 145, 144) visually affirms the even gray without tint dominance.
Digital values are approximations.
Paint appearance varies by finish and lighting.
Similar colors:
- RAL 7035 Light Grey: noticeably lighter and brighter, higher reflectance
- RAL 7037 Dusty Grey: slightly darker with a warmer cast
- RAL 7043 Traffic Grey B: darker and fractionally more saturated, creates more visual weight
Product Data
About RAL
RAL is a European Color Standard often used for powder coating products and equipment. MyPerfectColor helps manufacturers; fabricators; refurbishers; equipment supply, rental and maintenance organizations save money and improve quality through exact match color solutions. Some common requests we receive for RAL Colors include spray paint, pens and bottles used for touch up and OEM applications.
Representation of the RAL Colours is done with the approval of RAL gGmbH, 53111 Bonn, Germany.
Please note that the representation of colours on the website can only approximate the actual RAL colour shades as they are registered as varnish samples.
RAL CLASSIC © RAL, Bonn 2019.
RAL DESIGN SYSTEM © RAL, Bonn 2019.
RAL EFFECT © RAL, Bonn 2019.
RAL colors may vary from RAL 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.
Frequently Asked Questions About RAL 7042 Traffic Grey A Paint
For RAL 7042 Traffic Grey A, when is a standard order sufficient and when should I send a sample for custom matching?
Use a standard RAL 7042 order when the specification simply calls out the RAL code and acceptance will be judged against the RAL standard color target, not against an existing part or finish.
Send a physical sample or request an OEM/powder-code match when any of the following apply:
- You must match an existing coated part or assembly (especially high-visibility surfaces or large areas).
- An inspector will compare to the existing finish rather than to the RAL standard chip.
- The original is powder coated and you are switching to liquid (or vice versa), or specific gloss/texture must be replicated.
- A known OEM powder code exists and needs to be followed.
- The existing surface is aged/faded, and a fresh standard RAL 7042 will not blend.
What to include with a sample request:
- A representative coated part or panel (not a printout), preferably flat and at least 2×2 inches.
- Any known OEM/powder code, gloss target (e.g., 60 degrees GU), texture description, and substrate/process info.
- Acceptance method (visual sidebyside vs. standard reference) and any tolerances you must meet.
Note: RAL 7042 defines a color target, not the coating process. Liquid vs. powder, gloss, and texture can make two "RAL 7042" parts look different in use.
What should I expect when using RAL 7042 Traffic Grey A for field touch-up of a factory powder-coated surface?
Touch-up with RAL 7042 restores protection and approximates color, but it will not reproduce a factory powder coat's texture and sheen. Expect some visibility of the repair, especially at oblique angles and under strong light.
Plan accordingly:
- Acceptable use: small chips, scratches, edges, and non-critical areas where "close visual harmony" is sufficient.
- Higher-risk cases: contiguous, high-visibility panels or large patches. If the finish must be indistinguishable next to existing parts, do not rely on touch-up-provide a sample of the current part for a match and consider refinishing a full panel.
- Mitigation: clean and deoxidize the area, feather sand edges, apply light coats, and specify/measure the surrounding gloss when possible. Evaluate after drying at the intended inspection distance under neutral lighting.
If the installed surface has aged or faded, a fresh standard RAL 7042 will appear different. In that case, a sample-based match of the existing part is recommended.
Do I need a primer under RAL 7042 Traffic Grey A, and which type should I use by substrate?
- Bare carbon steel: Use an anti-corrosive primer. For higher corrosion exposure, use a zinc-rich or epoxy primer. Spot-prime any bare metal in repairs.
- Galvanized steel: Light sweep blast or scuff, then use an appropriate galvanized/etch primer to promote adhesion.
- Aluminum: Clean/deoxidize, then a self-etch or epoxy primer for adhesion and corrosion resistance.
- Stainless steel: Abrade to a uniform profile and use an epoxy primer for adhesion.
- Previously coated (sound) powder coat: Clean and scuff (320-600 grit). Primer is typically only needed on sand-throughs to bare substrate.
- Plastics: Use a compatible plastic adhesion promoter; some plastics also benefit from an epoxy tie coat.
Always verify primer compatibility with the selected topcoat system and observe recoat windows. Primer choice affects adhesion and corrosion performance but does not change the RAL 7042 color target.
What surface prep is required before applying RAL 7042 Traffic Grey A for a repair?
- Confirm target: Are you matching the RAL 7042 standard or the existing part? If the latter, verify whether a sample-based match is required.
- Clean: Remove oils, salts, and contaminants with an appropriate cleaner/degreaser. Rinse and dry.
- Remove defects: Eliminate rust/oxide and loose coating. Feather edges around damage.
- Abrade: Scuff adjacent intact coating (typically 320-600 grit) to promote adhesion; maintain a smooth transition.
- Prime bare spots: Spot-prime exposed substrate with a compatible primer for the material.
- Mask and dust-off: Mask boundaries, blow off dust, and tack-wipe before coating.
- Apply light coats: Build to the recommended film thickness with adequate flash/dry time. Avoid flooding edges.
- Conditions: Apply within the coating's specified temperature/humidity range and allow full cure before service.
- Verify: Perform a small test area first and check appearance under neutral lighting at the intended inspection distance.
When will I receive my paint matching RAL7042 Traffic Grey A? Can I get it right away?
Can I use RAL7042 Traffic Grey A for touching up powder coating?
Yes, our spray paint, paint pens and touch up bottles are ideal for touching up parts of all kinds, including powder coatings. However, keep in mind that our version of RAL7042 Traffic Grey A is based on the color swatch contained in the official RAL color book. The color and sheen of your specific production parts may be different. If you need a touch up application, we can create a touch up solution precisely matching your specific parts.
Learn more about our color matching service.
What are the RGB, HEX and LRV values for RAL7042 Traffic Grey A?
What is spray paint matched to RAL7042 Traffic Grey A made of? And how much area will one can cover?
MyPerfectColor spray paint is a fast-drying durable acrylic enamel coating suitable for interior or exterior use. MyPerfectColor custom spray paint matched to RAL7042 Traffic Grey A 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 can 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.
How to buy paint for RAL7042 Traffic Grey A?
How do I get the SDS (Safety Data Sheet) for paint matched to RAL RAL7042 Traffic Grey A?
Do I need a primer for RAL7042 Traffic Grey A?
How do I convert RAL7042 Traffic Grey A to a different color from another paint company?
While we can provide RAL7042 Traffic Grey A 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.