Color spec
| Brand | Behr |
| Name | Grey River Rock |
| SKU | HDC-SM16-02 |
| Hex | #99A1A1 |
| RGB | 153, 161, 161 |
| HSL | 180°, 4%, 62% |
| LRV | 35 |
| Undertone | neutral with no strong undertone |
| Family | Gray |
About Behr Grey River Rock
Grey River Rock sits in the mid-range at LRV 35, so it shifts visibly through the day — lighter and more open in morning light, deeper and moodier after dark. Because it carries almost no measurable hue, it stays a true neutral and pairs cleanly with nearly any trim or floor. South-facing rooms will pull it lighter and warmer, while north light cools it down.
Grey River Rock is versatile enough for full rooms but has enough depth to anchor a space, so it suits living rooms, bedrooms and cabinetry alike. Grays like this read as a modern neutral and sit comfortably alongside both warm woods and cool metals.
Closest matches by brand
17 brands within ΔE 5The closest matches per brand by ΔE2000, computed against each brand's full deck. Only colors within ΔE 5 (close enough to substitute on a wall) are shown — brands with no real match are left off. Tap any swatch for its full single-color spec; tap the brand title to browse all gray from that brand.
Sherwin-Williams
Benjamin Moore
Valspar
PPG / Glidden
Glidden
Dutch Boy
HGTV Home by Sherwin-Williams
Dunn-Edwards
Magnolia Home
Farrow & Ball
Diamond Vogel
Hirshfield's
Rodda
C2 Paint
Clare
Portola Paints
Kompozit
Similar Behr colors
closest in the Behr deckThe nearest shades to Grey River Rock within Behr's own range, ranked by perceptual color distance — useful when you want the same look a touch lighter, darker, or warmer.
Coordinated palette
Generated by hue-rotating #99A1A1 in HSL space. Pair Grey River Rock with one accent and one neutral — the swatches below are starting points, not final picks.
Accessibility (WCAG contrast)
WCAG 2.1: AA = 4.5:1 normal text · AA Large = 3:1 large text · AAA = 7:1 normal text.
Behr Grey River Rock Equivalents at Other Brands
Matching Grey River Rock from a different paint counter? Below is the single closest color in each major US deck and how close it really is. Remember that any paint store can also custom-tint Behr HDC-SM16-02 directly — these equivalents are for when you'd rather stay inside one brand's own deck.
Sherwin-Williams Equivalent of Grey River Rock
At Sherwin-Williams, the closest color to Grey River Rock is Let it Rain (SW 9152) — very close at ΔE 3.33, though not an exact twin. It sits at the same lightness (LRV 34 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Let it Rain swatch →
Benjamin Moore Equivalent of Grey River Rock
Benjamin Moore's nearest match is Gray Cardigan (1600), visually identical in normal room light (ΔE 1.44). It sits at the same lightness (LRV 35 vs 35) and carries a true neutral undertone, so it substitutes for Grey River Rock without repainting risk. See the full Gray Cardigan swatch →
Valspar Equivalent of Grey River Rock
Valspar has no exact twin of Grey River Rock. The nearest is Hazy Stratus (4004-1C) at ΔE 4.66 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 35.2 vs 35). Compare large swatches before substituting. See the full Hazy Stratus swatch →
PPG / Glidden Equivalent of Grey River Rock
At PPG / Glidden, the closest color to Grey River Rock is UFO (PPG1011-4) — very close at ΔE 2.71, though not an exact twin. It sits at the same lightness (LRV 34 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full UFO swatch →
Glidden Equivalent of Grey River Rock
At Glidden, the closest color to Grey River Rock is Ufo (PPG1011-4) — very close at ΔE 2.46, though not an exact twin. It sits at the same lightness (LRV 34 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Ufo swatch →
Dutch Boy Equivalent of Grey River Rock
At Dutch Boy, the closest color to Grey River Rock is Rustic Blue (430-4DB) — very close at ΔE 2.81, though not an exact twin. It sits at the same lightness (LRV 35 vs 35) and carries a cool blue-green undertone; sample both side by side if the room gets strong natural light. See the full Rustic Blue swatch →
HGTV Home by Sherwin-Williams Equivalent of Grey River Rock
At HGTV Home by Sherwin-Williams, the closest color to Grey River Rock is Babbling Brooke (HGSW 3364) — very close at ΔE 3.33, though not an exact twin. It sits at the same lightness (LRV 34 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Babbling Brooke swatch →
Dunn-Edwards Equivalent of Grey River Rock
Dunn-Edwards's nearest match is Dusty Dream (DE6312), visually identical in normal room light (ΔE 1.88). It runs slightly darker (LRV 33 vs 35) and carries a cool blue-green undertone, so it substitutes for Grey River Rock without repainting risk. See the full Dusty Dream swatch →
Magnolia Home Equivalent of Grey River Rock
At Magnolia Home, the closest color to Grey River Rock is Display (JG-84) — very close at ΔE 3.26, though not an exact twin. It sits at the same lightness (LRV 34 vs 35) and carries a cool blue-green undertone; sample both side by side if the room gets strong natural light. See the full Display swatch →
Farrow & Ball Equivalent of Grey River Rock
At Farrow & Ball, the closest color to Grey River Rock is Manor House Gray (NO. 265) — very close at ΔE 3, though not an exact twin. It sits at the same lightness (LRV 35 vs 35) and carries a true neutral undertone; sample both side by side if the room gets strong natural light. See the full Manor House Gray swatch →
Diamond Vogel Equivalent of Grey River Rock
Diamond Vogel has no exact twin of Grey River Rock. The nearest is Smoky Tone (0541) at ΔE 4.02 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 36 vs 35). Compare large swatches before substituting. See the full Smoky Tone swatch →
Hirshfield's Equivalent of Grey River Rock
At Hirshfield's, the closest color to Grey River Rock is Metropolis Mood (0526) — very close at ΔE 2.23, though not an exact twin. It sits at the same lightness (LRV 36 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Metropolis Mood swatch →
Rodda Equivalent of Grey River Rock
Rodda has no exact twin of Grey River Rock. The nearest is On the Rocks (R069) at ΔE 3.68 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 35 vs 35). Compare large swatches before substituting. See the full On the Rocks swatch →
C2 Paint Equivalent of Grey River Rock
C2 Paint has no exact twin of Grey River Rock. The nearest is Hailstorm (C2-969) at ΔE 4.21 — close, but the difference shows next to trim and in side light. It runs slightly darker (LRV 33 vs 35). Compare large swatches before substituting. See the full Hailstorm swatch →
Clare Equivalent of Grey River Rock
At Clare, the closest color to Grey River Rock is Set In Stone (PNT100-LT-15) — very close at ΔE 3.24, though not an exact twin. It sits at the same lightness (LRV 36 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Set In Stone swatch →
Portola Paints Equivalent of Grey River Rock
Portola Paints has no exact twin of Grey River Rock. The nearest is Twin Peaks (TWIN PEAKS) at ΔE 3.75 — close, but the difference shows next to trim and in side light. It runs slightly darker (LRV 33 vs 35). Compare large swatches before substituting. See the full Twin Peaks swatch →
Kompozit Equivalent of Grey River Rock
At Kompozit, the closest color to Grey River Rock is Metropolis Mood (0526) — very close at ΔE 2.23, though not an exact twin. It sits at the same lightness (LRV 35 vs 35) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Metropolis Mood swatch →