Color spec
| Brand | Benjamin Moore |
| Name | Watertown |
| SKU | 818 |
| Hex | #5B7EB7 |
| RGB | 91, 126, 183 |
| HSL | 217°, 39%, 54% |
| LRV | 23 |
| Undertone | cool blue tone |
| Family | Blue |
About Benjamin Moore Watertown
With an LRV of 23, Watertown is a deep, dramatic shade. It soaks up light in north-facing rooms and looks richest where strong daylight hits it. 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. Warm artificial light softens it; cool LED can make it look flat, so match your bulbs to the mood you want.
Watertown works best as a feature — a single wall, built-ins, a study or dining room — rather than wrapping a whole bright space. Blues calm a room, which makes them popular in bedrooms, bathrooms and home offices.
Closest matches by brand
12 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 blue from that brand.
Sherwin-Williams
Behr
Valspar
PPG / Glidden
Glidden
Dutch Boy
Dunn-Edwards
Farrow & Ball
Diamond Vogel
Hirshfield's
C2 Paint
Kompozit
Similar Benjamin Moore colors
closest in the Benjamin Moore deckThe nearest shades to Watertown within Benjamin Moore'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 #5B7EB7 in HSL space. Pair Watertown 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.
Benjamin Moore Watertown Equivalents at Other Brands
Matching Watertown 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 Benjamin Moore 818 directly — these equivalents are for when you'd rather stay inside one brand's own deck.
Sherwin-Williams Equivalent of Watertown
Sherwin-Williams has no exact twin of Watertown. The nearest is Dazzle (SW 6962) at ΔE 4.92 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 22 vs 23). Compare large swatches before substituting. See the full Dazzle swatch →
Behr Equivalent of Watertown
Behr's nearest match is Blue Iolite (MQ4-25), visually identical in normal room light (ΔE 1.22). It runs slightly darker (LRV 20 vs 23) and carries a cool blue undertone, so it substitutes for Watertown without repainting risk. See the full Blue Iolite swatch →
Valspar Equivalent of Watertown
Valspar's nearest match is Deepest Periwinkle (P074), visually identical in normal room light (ΔE 1.8). It runs slightly darker (LRV 18.9 vs 23) and carries a cool blue undertone, so it substitutes for Watertown without repainting risk. See the full Deepest Periwinkle swatch →
PPG / Glidden Equivalent of Watertown
At PPG / Glidden, the closest color to Watertown is Shrinking Violet (PPG1162-5) — very close at ΔE 2.84, though not an exact twin. It sits at the same lightness (LRV 22 vs 23) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Shrinking Violet swatch →
Glidden Equivalent of Watertown
Glidden's nearest match is Bright Cornflower Blue (45BB 22/347), visually identical in normal room light (ΔE 1.53). It sits at the same lightness (LRV 22 vs 23) and carries a cool blue undertone, so it substitutes for Watertown without repainting risk. See the full Bright Cornflower Blue swatch →
Dutch Boy Equivalent of Watertown
Dutch Boy has no exact twin of Watertown. The nearest is Endless Summer (139-5DB) at ΔE 4.92 — close, but the difference shows next to trim and in side light. It sits at the same lightness (LRV 22 vs 23). Compare large swatches before substituting. See the full Endless Summer swatch →
Dunn-Edwards Equivalent of Watertown
Dunn-Edwards's nearest match is Bodega Bay (DE5893), visually identical in normal room light (ΔE 1.65). It runs slightly darker (LRV 21 vs 23) and carries a cool blue undertone, so it substitutes for Watertown without repainting risk. See the full Bodega Bay swatch →
Diamond Vogel Equivalent of Watertown
Diamond Vogel's nearest match is Parkwater (0612), visually identical in normal room light (ΔE 1.36). It runs slightly darker (LRV 20 vs 23) and carries a cool blue undertone, so it substitutes for Watertown without repainting risk. See the full Parkwater swatch →
Hirshfield's Equivalent of Watertown
At Hirshfield's, the closest color to Watertown is Parkwater (0612) — very close at ΔE 3.36, though not an exact twin. It sits at the same lightness (LRV 22 vs 23) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Parkwater swatch →
C2 Paint Equivalent of Watertown
At C2 Paint, the closest color to Watertown is Moody Blue (C2-763) — very close at ΔE 2.38, though not an exact twin. It runs slightly darker (LRV 21 vs 23) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Moody Blue swatch →
Kompozit Equivalent of Watertown
At Kompozit, the closest color to Watertown is Parkwater (0612) — very close at ΔE 3.36, though not an exact twin. It runs slightly darker (LRV 19 vs 23) and carries a cool blue undertone; sample both side by side if the room gets strong natural light. See the full Parkwater swatch →