TLDR Review: Krylon COLORmaxx Flat Black Spray Paint
Verdict
This Krylon COLORmaxx Spray Paint and Primer in Flat Black is a smart all-around choice if you want a durable, satin-finished paint that works indoors and outdoors with excellent protection and ease of use. Just plan on applying multiple thin coats and allowing enough drying time for best results. If you're after a glossier finish, you might want to explore other Krylon lines or specialized high-gloss sprays. Otherwise, for general purpose projects requiring smooth coverage, low odor, and UV protection, this can deliver solid value and a professional look.
- Top pro:
- Provides excellent UV, moisture, and scratch protection, keeping colors vibrant both indoors and outdoors.
- Top con:
- Takes some time to fully cure, especially in high humidity, requiring patience for best results.
Pros
- •Provides excellent UV, moisture, and scratch protection, keeping colors vibrant both indoors and outdoors.
- •Applies smoothly with a durable satin finish that is elegant without being overly shiny.
- •Features a convenient "spray any way" valve and a large control tip for drip-free application on tricky angles.
- •Dries to the touch in under 20 minutes and can be handled in about an hour, allowing quick project turnaround.
- •Works well on a variety of surfaces including wood, metal, plastic, and glass, with low odor suitable for indoor use.
- •Covers about 18 sq ft per 11 oz can with even, streak-free coverage and no brush marks.
- •Rust-resistant on metal surfaces, adding subtle elegance and durability to projects.
- •Offers excellent adhesion and color matching, improving the look compared to older paints or finishes.
- •Easy to apply with simple shaking and spraying steps, making it great for DIYers.
- •Provides good value by using less product while still delivering effective coverage and a professional finish.
Cons
- •Takes some time to fully cure, especially in high humidity, requiring patience for best results.
- •Satin finish may not satisfy those looking for a high-gloss shine—it's more subtle and matte.
- •Some users noticed slight yellowing or tint issues with gray shades, though this doesn't affect flat black.
- •Requires 2-3 thin layers for ideal coverage and finish, which may take more time and product than one heavy coat.
- •While low odor, it still needs good ventilation for indoor use to avoid discomfort.
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How we researched this
About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from 1 retailer in ShopSavvy's price data, most recently seen Oct 7, 2026.
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