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Sherwin-Williams SW-9137 / Choosing the color

When to Skip Niebla Azul: The Finishes That Need a Closer Look

Skip Niebla Azul when its color character or depth conflicts with a fixed finish you plan to keep. The main issue to resolve here is blue in both the sunlit wall and the shaded return.

Color guide · Updated September 23, 2026

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

Define a reason to reject the sample

Skip Niebla Azul when its color character or depth conflicts with a fixed finish you plan to keep. The main issue to resolve here is blue in both the sunlit wall and the shaded return. Niebla Azul has more reflectance than deep slate blues yet enough body to be a visible light-blue wall.

Why the warm linen and natural wood relationship matters

Natural wood and warm linen provide a reason to inspect both sunlit and shaded views rather than decide from a single cool-looking photo.

Niebla Azul has an LRV of 53; Sherwin-Williams Sleepy Blue SW-6225 is 58. The difference is 5 points, with Sleepy Blue returning more light under the reference measurement.

The material conflict matters more than popularity

Reconsider Niebla Azul when its defining color direction is the part you are trying to suppress. Accessories should develop an accepted palette, not camouflage a wall you dislike. Compare a different hue or level of restraint before buying furnishings solely to make the original sample work.

Choose the next sample for a specific reason

Check that the shaded wall retains an appealing blue before carrying it into an adjoining room. The undertones and neighboring colors covers that related choice. The physical-sample checklist covers that related choice.

If making Niebla Azul work requires replacing materials you intended to keep, revise the paint shortlist first. A successful sample should resolve the room brief, not expand the renovation without a clear reason. Before ordering samples, compare room-planning features in the paint color visualizer roundup.

Sources & notes

Color specifications: Sherwin-Williams Niebla Azul SW-9137. The recorded LRV is 53. 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.