ColorplanBenjamin Moore Seaside Blue (2054-50) is a mid-tone blue with a cool blue-green undertone and an LRV of 47. For trim, try Tulle Skirt (2135-70).
Room Preview
This photo shows walls only. Photos show the color in a real room's light; your own light will change it.
Suggested trim and ceiling are Benjamin Moore whites that share this color's undertone.
Color Details
| Family | Blue |
| LRV | 46.8 (mid-tone; 0 = black, 100 = pure white) |
| HEX | #80C0CF |
| RGB | 128, 192, 207 |
| HSL | 191°, 45%, 66% |
About Seaside Blue
Seaside Blue (2054-50) is a mid-tone, medium-strength blue from Benjamin Moore that leans green. With an LRV of 47, Seaside Blue has visible color without darkening a room much.
North-facing light makes Seaside Blue read cooler and slightly darker, while warm south-facing light softens it. It's a good fit for bedrooms, offices, kitchen islands and cabinets and accent walls. Next to Heavenly Peace (746), it's cooler.
How Seaside Blue changes with the light
Seaside Blue has a cool undertone. North light will push it cooler and grayer, while south and west light warm it up. If your room faces north, look at it next to a warm white trim.
North-facing rooms
Seaside Blue has a cool undertone that north light will push cooler and grayer; warm white trim helps balance it.
East-facing rooms
Seaside Blue will look warmer and brighter in the morning and cooler and grayer by afternoon; check a sample at both times.
South-facing rooms
Bright south light shows Seaside Blue close to its true color, slightly lighter and warmer.
West-facing rooms
Seaside Blue looks cool in the morning and warms up in the golden late-afternoon light.
See Seaside Blue in real homes
Photos people have shared of Seaside Blue in their own rooms. Opens Instagram or Pinterest in a new tab.
Seaside Blue equivalents in other brands
The closest color from each brand. ΔE (“delta E”) scores how different two colors look: under 2.5 is very hard to tell apart on a wall, over 5 is clearly different.
Sherwin-Williams
Closest available · ΔE 10.1
Also close: Watery (ΔE 11.0)
Compare side by side →Farrow & Ball
Closest available · ΔE 6.0
Also close: Lulworth Blue (ΔE 10.1)
Compare side by side →Behr
Closest available · ΔE 7.6
Also close: Watery (ΔE 12.1)
Compare side by side →Similar Benjamin Moore colors
Seaside Blue questions
What undertone does Seaside Blue have?
Seaside Blue has a cool blue-green undertone, so it reads as a cool color. North-facing light makes Seaside Blue read cooler and slightly darker, while warm south-facing light softens it.
Is Seaside Blue a light or dark color?
Seaside Blue has a light reflectance value (LRV) of 46.8 on a scale where 0 is black and 100 is pure white, which makes it a mid-tone color. With an LRV of 47, Seaside Blue has visible color without darkening a room much.
What is the closest match to Seaside Blue in other paint brands?
Sherwin-Williams: Languid Blue SW 6226 (closest available, ΔE 10.1); Farrow & Ball: Blue Ground No.210 (closest available, ΔE 6.0); Behr: Peaceful Blue S470-3 (closest available, ΔE 7.6). Matches are calculated with the CIEDE2000 color difference formula; always check a physical sample before buying.
What trim and ceiling color goes with Seaside Blue?
Try Tulle Skirt (2135-70) on trim and Wedding Veil (2125-70) on the ceiling. Both are Benjamin Moore whites that share Seaside Blue's undertone.
Where does Seaside Blue work best?
Seaside Blue works well in bedrooms, offices, kitchen islands and cabinets and accent walls. With an LRV of 47, Seaside Blue has visible color without darkening a room much.
Planning more than one room?
Build a whole-house palette and share it with your contractor. Free.