Ref. #9E9991 · 9170
Acier
32%LRV Value
Warm (Golden)Undertone
Acier Technical Profile
What color is Acier? It's a medium warm gray with the hex code #9E9991. Colors similar to Acier include Benjamin Moore Gothic Arch, Behr Fashion Gray, Benjamin Moore Graystone. Acier has a warm (golden) undertone, which affects how it pairs with trim, flooring, and adjacent wall colors. Its LRV of 32 gives Acier depth without going dark, which makes it a strong choice for accent walls, libraries, and rooms with abundant natural light. As a warm neutral, Acier pairs with off-whites for trim, white oak or walnut floors, and brass or warm brushed nickel hardware. Deep green, navy, or terra-cotta all read well as accent colors. Warm neutrals come alive under 2700K bulbs, where their underlying yellow or peach undertones add visible warmth. Under 4000K daylight they read cleaner and slightly cooler.
Colors Similar to Acier
Closest digital match based on color values. Always verify with physical samples.
Recommended Pairings
Colors That Work With Acier
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Acier
#9E9991
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#A9AD85
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Acier
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Acier Room Palettes
Color schemes built around this color — each swatch links to the closest matching paint.
Warm & Inviting
Warm tones with cozy appeal — welcoming and comfortable
Cool & Calm
Cool hues with soft contrast — serene and restful
Bold Contrast
Complementary hues with punch — dynamic and striking
Similar Sherwin-Williams Colors
Other Sherwin-Williams colors close to Acier.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Acier — Frequently Asked Questions
What undertone does Acier have?
Acier by Sherwin-Williams has a warm (golden) undertone and belongs to the gray color family.
What colors match Acier from other brands?
The closest matches are Gothic Arch by Benjamin Moore (#9E978D), Fashion Gray by Behr (#A29C95), Graystone by Benjamin Moore (#9A968D). Always verify with physical samples.
What is the LRV of Acier?
Acier has an LRV of 32.1, where 0 is pure black and 100 is pure white.
Explore More with Acier
Related Reading
How to Match Paint Colors Across Brands
The science behind Delta E and CIEDE2000 — find a Behr equivalent of any Sherwin-Williams shade, or a Benjamin Moore alternative when your store is out of stock.
Understanding Paint Color Undertones
Why Acier's warm (golden) undertone matters more than its surface color — and how to read undertones in any paint chip.