Smokestack Gray 2131-40 is a gray paint color from Benjamin Moore. It has a hex value of #738388, estimated LRV 22 and a neutral undertone. Its closest cross-brand match is Western Sky Blue from PPG (nearly identical), with 49 more equivalents across other brands.
Benjamin Moore · #738388 · 2131-40
Smokestack Gray
22%Estimated LRV
NeutralUndertone
Smokestack Gray Technical Profile
HEX Code#738388
RGB115, 131, 136
Estimated LRV21.7
UndertoneNeutral
Digital swatches and calculated matches are approximations. Catalog LRV values may be calculated estimates, not manufacturer measurements. Data and matching method. Check the brand reference and physical samples before purchase.
Color Familygray
BrandBenjamin Moore
Test it in your room
Place physical samples beside your flooring and trim. Check them in daylight and with your evening lights before buying paint.
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Compare alternatives to Smokestack Gray
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Western Sky Blue
PPG
#77858A
Close digital match
Academy Gray
Valspar
#778489
Close digital match
Felted Blue
Dutch Boy
#78868A
Close digital match
Atlantic Shoreline
Behr
#708189
Close digital match
Squirrel Grey
RAL
#78858B
Close digital match
Blustery Sky
Sherwin-Williams
#6F848C
Close digital match
Taliesin Blue
Dunn-Edwards
#707E84
Similar digital color
De Nimes
Farrow & Ball
#6A7C80
Similar digital color
Porpoise Gray
Kilz
#788791
Similar digital color
Gothic Grey
Vista Paint
#7E8788
Similar digital color
London Road
Hirshfield's
#7F878A
Similar digital color
Stone .07
Colorhouse
#848A86
Visible digital difference
Seeing a close call? Order a peel-and-stick sample of Smokestack Gray — or sample it next to its top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Generated palette previews
Colors That Work With Smokestack Gray
These are generated digital colors, not named manufacturer paints. Use the palette tools to find paint candidates, then compare physical samples.
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Smokestack Gray
#738388
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#828DAC
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Smokestack Gray
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Smokestack Gray 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 Benjamin Moore Colors
Other Benjamin Moore colors close to Smokestack Gray.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Smokestack Gray — Frequently Asked Questions
What undertone does Smokestack Gray have?
Smokestack Gray by Benjamin Moore has a neutral undertone and sits in the gray color family. This is a digital classification, not a prediction of physical paint under every light. Compare samples in your own space.
What colors match Smokestack Gray from other brands?
The closest cross-brand equivalents to Smokestack Gray are Western Sky Blue by PPG (a close digital match), Academy Gray by Valspar (a close digital match), Felted Blue by Dutch Boy (a close digital match) — the best options for getting Smokestack Gray's look from a brand your local store carries. Confirm with a physical sample, since sheen and lighting shift the final result.
What is the LRV of Smokestack Gray?
Smokestack Gray has a estimated lightness value of 21.7, on a scale where 0 is pure black and 100 is pure white — that makes it a deep, dramatic color best saved for accent walls, dining rooms, and cozy spaces where atmosphere matters more than reflected light.
Explore More with Smokestack Gray
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 Smokestack Gray's neutral undertone matters more than its surface color — and how to read undertones in any paint chip.