Color spec
| Brand | Glidden |
| Name | Duchess Blue |
| SKU | 30BB 47/179 |
| Hex | #A3B5D7 |
| RGB | 163, 181, 215 |
| HSL | 219°, 39%, 74% |
| LRV | 47 |
| Undertone | blue / cool |
| Family | Blue |
About Glidden Duchess Blue
Duchess Blue sits in the mid-range at LRV 47, so it shifts visibly through the day — lighter and more open in morning light, deeper and moodier after dark. Its blue undertone is the part to watch: it gets picked up by whatever sits next to it, so test it against your trim, floor and the room's main light before committing. South-facing rooms will pull it lighter and warmer, while north light cools it down.
Duchess Blue is versatile enough for full rooms but has enough depth to anchor a space, so it suits living rooms, bedrooms and cabinetry alike. Blues calm a room, which makes them popular in bedrooms, bathrooms and home offices.
Closest matches at every US brand
20 brands · top 5 each5 closest matches per brand by ΔE2000, computed against each brand's full deck. Tap any swatch for its full single-color spec; tap the brand title to browse all blue from that brand.
Sherwin-Williams
Behr
Benjamin Moore
Valspar
PPG / Glidden
Dutch Boy
HGTV Home by Sherwin-Williams
Dunn-Edwards
Magnolia Home
Farrow & Ball
Diamond Vogel
Hirshfield's
Rodda
C2 Paint
Clare
Portola Paints
Annie Sloan
Backdrop
Rust-Oleum
Kompozit
Similar Glidden colors
closest in the Glidden deckThe nearest shades to Duchess Blue within Glidden'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 #A3B5D7 in HSL space. Pair Duchess Blue 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.
Glidden Duchess Blue Equivalents at Other Brands
Matching Duchess Blue 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 Glidden 30BB 47/179 directly — these equivalents are for when you'd rather stay inside one brand's own deck.
Sherwin-Williams Equivalent of Duchess Blue
At Sherwin-Williams, the closest color to Duchess Blue is Awesome Violet (SW 6815) — very close at ΔE 2.7, though not an exact twin. It runs slightly darker (LRV 45 vs 47) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Awesome Violet swatch →
Behr Equivalent of Duchess Blue
Behr has no exact twin of Duchess Blue. The nearest is Blue Suede (PPU14-10) at ΔE 4.81 — close, but the difference shows next to trim and in side light. It runs slightly darker (LRV 45 vs 47). Compare large swatches before substituting. See the full Blue Suede swatch →
Benjamin Moore Equivalent of Duchess Blue
At Benjamin Moore, the closest color to Duchess Blue is Riviera Azure (822) — very close at ΔE 2.26, though not an exact twin. It runs slightly darker (LRV 45 vs 47) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Riviera Azure swatch →
Valspar Equivalent of Duchess Blue
Valspar's nearest match is Lavender Blue (V074-4), visually identical in normal room light (ΔE 1.96). It runs slightly darker (LRV 43.8 vs 47) and carries a cool blue undertone, so it substitutes for Duchess Blue without repainting risk. See the full Lavender Blue swatch →
PPG / Glidden Equivalent of Duchess Blue
At PPG / Glidden, the closest color to Duchess Blue is Lilac Sachet (PPG1245-4) — very close at ΔE 2.27, though not an exact twin. It sits at the same lightness (LRV 47 vs 47) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Lilac Sachet swatch →
Dutch Boy Equivalent of Duchess Blue
Dutch Boy's nearest match is Twilight Dreams (240-3DB), visually identical in normal room light (ΔE 1.74). It sits at the same lightness (LRV 46 vs 47) and carries a cool blue undertone, so it substitutes for Duchess Blue without repainting risk. See the full Twilight Dreams swatch →
HGTV Home by Sherwin-Williams Equivalent of Duchess Blue
At HGTV Home by Sherwin-Williams, the closest color to Duchess Blue is Gentry Violet (HGSW 1404) — very close at ΔE 2.7, though not an exact twin. It runs slightly darker (LRV 45 vs 47) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Gentry Violet swatch →
Dunn-Edwards Equivalent of Duchess Blue
Dunn-Edwards has no exact twin of Duchess Blue. The nearest is Misted Eve (DE5884) at ΔE 4.15 — close, but the difference shows next to trim and in side light. It runs slightly darker (LRV 43 vs 47). Compare large swatches before substituting. See the full Misted Eve swatch →
Magnolia Home Equivalent of Duchess Blue
Magnolia Home doesn't make a true equivalent of Duchess Blue — the nearest deck color, Rainy Days (JG-01), is clearly different (ΔE 14.95). For an exact match, any Magnolia Home retailer can custom-tint Glidden 30BB 47/179 instead. See the full Rainy Days swatch →
Farrow & Ball Equivalent of Duchess Blue
Farrow & Ball doesn't make a true equivalent of Duchess Blue — the nearest deck color, Lulworth Blue (NO. 89), is clearly different (ΔE 7.11). For an exact match, any Farrow & Ball retailer can custom-tint Glidden 30BB 47/179 instead. See the full Lulworth Blue swatch →
Diamond Vogel Equivalent of Duchess Blue
Diamond Vogel has no exact twin of Duchess Blue. The nearest is High Style (1275) at ΔE 4.34 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 46 vs 47). Compare large swatches before substituting. See the full High Style swatch →
Hirshfield's Equivalent of Duchess Blue
Hirshfield's has no exact twin of Duchess Blue. The nearest is High Style (1275) at ΔE 3.78 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 47 vs 47). Compare large swatches before substituting. See the full High Style swatch →
Rodda Equivalent of Duchess Blue
Rodda doesn't make a true equivalent of Duchess Blue — the nearest deck color, Shimmering Wave (R086), is clearly different (ΔE 12.23). For an exact match, any Rodda retailer can custom-tint Glidden 30BB 47/179 instead. See the full Shimmering Wave swatch →
C2 Paint Equivalent of Duchess Blue
C2 Paint has no exact twin of Duchess Blue. The nearest is Tidal (C2-768) at ΔE 4.46 — close, but the difference shows next to trim and in side light. It runs slightly lighter (LRV 50 vs 47). Compare large swatches before substituting. See the full Tidal swatch →
Clare Equivalent of Duchess Blue
Clare doesn't make a true equivalent of Duchess Blue — the nearest deck color, Cloud Watching (PNT100-MD-73), is clearly different (ΔE 8.4). For an exact match, any Clare retailer can custom-tint Glidden 30BB 47/179 instead. See the full Cloud Watching swatch →
Portola Paints Equivalent of Duchess Blue
Portola Paints doesn't make a true equivalent of Duchess Blue — the nearest deck color, Magic Potion (MAGIC POTION), is clearly different (ΔE 12). For an exact match, any Portola Paints retailer can custom-tint Glidden 30BB 47/179 instead. See the full Magic Potion swatch →
Annie Sloan Equivalent of Duchess Blue
Annie Sloan doesn't make a true equivalent of Duchess Blue — the nearest deck color, Louis Blue (LOUIS BLUE), is clearly different (ΔE 8.25). For an exact match, any Annie Sloan retailer can custom-tint Glidden 30BB 47/179 instead. See the full Louis Blue swatch →
Backdrop Equivalent of Duchess Blue
Backdrop doesn't make a true equivalent of Duchess Blue — the nearest deck color, Lost in the 80s (BD-LO), is clearly different (ΔE 9.87). For an exact match, any Backdrop retailer can custom-tint Glidden 30BB 47/179 instead. See the full Lost in the 80s swatch →
Rust-Oleum Equivalent of Duchess Blue
Rust-Oleum doesn't make a true equivalent of Duchess Blue — the nearest deck color, Aged Gray (285143), is clearly different (ΔE 10.98). For an exact match, any Rust-Oleum retailer can custom-tint Glidden 30BB 47/179 instead. See the full Aged Gray swatch →
Kompozit Equivalent of Duchess Blue
Kompozit has no exact twin of Duchess Blue. The nearest is High Style (1275) at ΔE 3.78 — close, but the difference shows next to trim and in side light. It runs slightly darker (LRV 45 vs 47). Compare large swatches before substituting. See the full High Style swatch →