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Sherwin-Williams SW-9170 / Color character

Is Acier Warm or Cool? Color Character in Context

Acier is a medium gray with subtle warmth. Temperature is a useful description, but neighboring materials can change the impression.

Color guide · Updated September 23, 2026

Living room with layered natural materials and soft window light

Start with the documented color character

Acier is a medium gray with subtle warmth. Temperature is a useful description, but neighboring materials can change the impression. Acier is deeper than Dorian Gray and lighter than Felted Wool, giving a practical intermediate gray-depth comparison.

Why the cream walls and stainless steel relationship matters

Stainless steel is reflective and changes with the surroundings; a medium-gray cabinet needs to work with it rather than imitate it.

Acier has an LRV of 32; Sherwin-Williams Dorian Gray SW-7017 is 39. The difference is 7 points, with Dorian Gray returning more light under the reference measurement. Dorian Gray combines gray with a brown influence at a medium depth. This supplies a named color control; the LRV gap alone does not identify the warmer, greener or pinker paint.

Use Dorian Gray as a control

Use Acier and Dorian Gray to clarify the temperature choice against cream walls and stainless steel. Keep the sample edges touching the fixed material, and cover one color before judging the other. Near-neutrals can look noticeably different side by side; the final choice still needs to work on its own. Record the specific relationship you prefer, such as a clearer trim outline or a quieter connection to the floor.

Separate a persistent cast from a comparison effect

Review the cabinet face under its actual light so medium gray does not become an unexpectedly dark mass. The undertones and neighboring colors covers that related choice.

Judge the temperature description against the full cream walls and stainless steel arrangement. A warm or cool label is a useful starting category; it cannot guarantee that Acier 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 Acier SW-9170. The recorded LRV is 32. 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.