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Sherwin-Williams SW-6239 / Color character

Is Upward Warm or Cool? Color Character in Context

Upward is a denim-like blue softened by gray. Temperature is a useful description, but neighboring materials can change the impression.

Color guide · Updated September 23, 2026

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

Start with the documented color character

Upward is a denim-like blue softened by gray. Temperature is a useful description, but neighboring materials can change the impression. Upward's denim-blue and gray character gives a clear color direction at a light-to-medium depth.

Why the white linen and pale oak relationship matters

Pale oak and white linen can keep the room restrained, but the adjoining shaded area still needs to support the same blue impression.

Upward has an LRV of 57; Sherwin-Williams Stardew SW-9138 is 43. The difference is 14 points, with Upward returning more light under the reference measurement. Stardew is a balanced slate blue with a medium reflectance value. This supplies a named color control; the LRV gap alone does not identify the warmer, greener or pinker paint.

Use Stardew as a control

Use a warmer and a cooler object already in the room to assess Upward, keeping their real proportions visible. The target is a coherent relationship with white linen and pale oak. Do not assume that every blue behaves alike or that all greens belong on the same side of a temperature label.

Separate a persistent cast from a comparison effect

Review the blue in the room's weaker light before adding it to an open hall. The undertones and neighboring colors covers that related choice.

Judge the temperature description against the full white linen and pale oak arrangement. A warm or cool label is a useful starting category; it cannot guarantee that Upward agrees with every material assigned the same label. The wood-floor pairing guide covers that related choice. Before ordering samples, compare room-planning features in the paint color visualizer roundup.

Sources & notes

Color specifications: Sherwin-Williams Upward SW-6239. The recorded LRV is 57. 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.