Castle Stone 1128-7 is a gray paint color from PPG. It has a hex value of #525746, estimated LRV 9 and a cool (green) undertone. Its closest cross-brand match is Irish Moss from Vista Paint (nearly identical), with 49 more equivalents across other brands.
PPG · #525746 · 1128-7
Castle Stone
9%Estimated LRV
Cool (Green)Undertone
Castle Stone Technical Profile
HEX Code#525746
RGB82, 87, 70
Estimated LRV9.1
UndertoneCool (Green)
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
BrandPPG
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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 Castle Stone
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Irish Moss
Vista Paint
#505646
Close digital match
Freshwater Marsh
Behr
#535644
Close digital match
Rookwood Dark Green
Sherwin-Williams
#565C4A
Close digital match
Green Grey
RAL
#4D5645
Similar digital color
Baize
Hirshfield's
#4B5445
Similar digital color
Vintage Vogue
Benjamin Moore
#575E50
Similar digital color
Brackish Water
Dutch Boy
#4F523A
Similar digital color
American Pine
Kilz
#495748
Similar digital color
Black Forest
Dunn-Edwards
#5E6354
Similar digital color
Sherwood Forest
Valspar
#4F5B51
Similar digital color
Beverly
Farrow & Ball
#4C5C4A
Similar digital color
Comparing these brands? Order peel-and-stick samples of your top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Generated palette previews
Colors That Work With Castle Stone
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
Castle Stone
#525746
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#5C7D53
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Castle Stone
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Castle Stone 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 PPG Colors
Other PPG colors close to Castle Stone.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Castle Stone — Frequently Asked Questions
What undertone does Castle Stone have?
Castle Stone by PPG has a cool (green) 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 Castle Stone from other brands?
The closest cross-brand equivalents to Castle Stone are Irish Moss by Vista Paint (a close digital match), Freshwater Marsh by Behr (a close digital match), Rookwood Dark Green by Sherwin-Williams (a close digital match) — the best options for getting Castle Stone'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 Castle Stone?
Castle Stone has a estimated lightness value of 9.1, 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 Castle Stone
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 Castle Stone's cool (green) undertone matters more than its surface color — and how to read undertones in any paint chip.