Limestone Slate 422-6DB is a gray paint color from Dutch Boy. It has a hex value of #6D6C62, LRV 15 and a warm (golden) undertone. Its closest cross-brand match is Thunderous from Sherwin-Williams (nearly identical), with 49 more equivalents across other brands.
Ref. #6D6C62 · 422-6DB
Limestone Slate
15%LRV Value
Warm (Golden)Undertone
Limestone Slate Technical Profile
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Limestone Slate in Every Brand
The closest equivalent to Limestone Slate in each major paint brand, ranked by how close the match reads. Always verify with a physical sample. How we calculate match accuracy →
Dutch BoyLimestone Slate
Nearly identical
Sherwin-WilliamsThunderous
Thunderous
Sherwin-Williams
Nearly identical
Brandenburg Gate
Valspar
Nearly identical
King Fischer
Vista Paint
Nearly identical
Naturalism
Behr
Nearly identical
River God
Hirshfield's
Nearly identical
Quartz Grey
RAL
Nearly identical
Sharkskin
Benjamin Moore
Nearly identical
Armory
PPG
Very similar
Iron-Ic
Dunn-Edwards
Very similar
Royal Ivy
Kilz
Very similar
Stone .06
Colorhouse
Very similar
Down Pipe
Farrow & Ball
Visible difference
Comparing these brands? Order peel-and-stick samples of your top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Recommended Pairings
Colors That Work With Limestone Slate
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Limestone Slate
#6D6C62
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#869A68
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Limestone Slate
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Limestone Slate 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 Dutch Boy Colors
Other Dutch Boy colors close to Limestone Slate.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Limestone Slate — Frequently Asked Questions
What undertone does Limestone Slate have?
Limestone Slate by Dutch Boy has a warm (golden) undertone and sits in the gray color family. The undertone shifts with light — warmer under 2700K bulbs, cleaner and cooler under 4000K daylight — so sample Limestone Slate in your own space before committing.
What colors match Limestone Slate from other brands?
The closest cross-brand equivalents to Limestone Slate are Thunderous by Sherwin-Williams (a near-identical match), Brandenburg Gate by Valspar (a near-identical match), Cosmopolitan Olive by Valspar (a near-identical match) — the best options for getting Limestone Slate'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 Limestone Slate?
Limestone Slate has a Light Reflectance Value (LRV) of 14.9, 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 Limestone Slate
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 Limestone Slate's warm (golden) undertone matters more than its surface color — and how to read undertones in any paint chip.