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Sherwin-Williams SW-9139 / Rooms & surfaces

Debonair Exterior Paint: Color, Shade and Surface Checks

Debonair can be considered for exterior if its color and depth suit the space; confirm exterior product, tint and substrate compatibility separately.

Color guide · Updated September 23, 2026

Sitting room with muted blue walls, warm wood and cream upholstery

The decision for this particular color

Debonair can be considered for exterior if its color and depth suit the space; confirm exterior product, tint and substrate compatibility separately. Debonair occupies a middle ground between pale slate blues and near-black navies.

Why the cream walls and brushed brass relationship matters

Cream walls allow blue millwork to become the architectural color, with brass used as a smaller highlight rather than the main contrast.

Debonair has an LRV of 34; Sherwin-Williams Stardew SW-9138 is 43. The difference is 9 points, with Stardew returning more light under the reference measurement.

Read the facade in sun and shade

Place Debonair outside against the roof, masonry and fixed window finish. Landscaping and the amount of colored siding become part of the palette, so an indoor board beside upholstery cannot settle the facade choice. Review a broad sample from the street and beneath the porch shade.

Confirm the coating after the color direction

Review the blue on a vertical panel from across the room; use its medium depth to separate the millwork.

Debonair is being assessed here as a color, not as a complete exterior product specification. Ask the supplier to confirm tint availability, substrate suitability and any restrictions for the intended coating. For factory-finished or vinyl materials, follow the relevant manufacturer requirements rather than choosing solely from a reflectance value. The trim color comparison covers that related choice. Before ordering samples, compare room-planning features in the paint color visualizer roundup.

Sources & notes

Color specifications: Sherwin-Williams Debonair SW-9139. The recorded LRV is 34. Named comparison values come from the respective manufacturers; material schemes are editorial suggestions.

This guide reviews published color information and proposes practical sample checks. It does not claim first-hand paint testing or customer-review scores. Sherwin-Williams does not sponsor or endorse this site. Product names and trademarks belong to their respective owners. Confirm the color in a physical sample and select the coating for the actual surface and finish.