ColorplanBenjamin Moore Gossamer Blue (2123-40) is a mid-tone blue with a cool blue-green undertone and an LRV of 55. Closest matches: Sherwin-Williams Watery (SW 6478), Farrow & Ball Powder Blue (No.23) and Behr Watery (HDC-CT-26). For trim, try Misty Gray (2124-60).
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 | 55.1 (mid-tone; 0 = black, 100 = pure white) |
| HEX | #B3C8C8 |
| RGB | 179, 200, 200 |
| HSL | 180°, 16%, 74% |
About Gossamer Blue
Gossamer Blue (2123-40) is a mid-tone, soft blue from Benjamin Moore that leans green. With an LRV of 55, Gossamer Blue has visible color without darkening a room much.
North-facing light makes Gossamer Blue read cooler and slightly darker, while warm south-facing light softens it. It's a good fit for bedrooms, bathrooms, nurseries and living rooms. It's very close to Yarmouth Blue (HC-150); you'd mostly see the difference side by side.
How Gossamer Blue changes with the light
Gossamer 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
Gossamer Blue has a cool undertone that north light will push cooler and grayer; warm white trim helps balance it.
East-facing rooms
Gossamer 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 Gossamer Blue close to its true color, slightly lighter and warmer.
West-facing rooms
Gossamer Blue looks cool in the morning and warms up in the golden late-afternoon light.
See Gossamer Blue in real homes
Photos people have shared of Gossamer Blue in their own rooms. Opens Instagram or Pinterest in a new tab.
Gossamer 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
Very close · ΔE 2.1
Also close: Sleepy Blue (ΔE 3.2)
Compare side by side →Similar Benjamin Moore colors
Gossamer Blue questions
What undertone does Gossamer Blue have?
Gossamer Blue has a cool blue-green undertone, so it reads as a cool color. North-facing light makes Gossamer Blue read cooler and slightly darker, while warm south-facing light softens it.
Is Gossamer Blue a light or dark color?
Gossamer Blue has a light reflectance value (LRV) of 55.1 on a scale where 0 is black and 100 is pure white, which makes it a mid-tone color. With an LRV of 55, Gossamer Blue has visible color without darkening a room much.
What is the closest match to Gossamer Blue in other paint brands?
Sherwin-Williams: Watery SW 6478 (very close, ΔE 2.1); Farrow & Ball: Powder Blue No.23 (close, ΔE 4.8); Behr: Watery HDC-CT-26 (close, ΔE 3.3). Matches are calculated with the CIEDE2000 color difference formula; always check a physical sample before buying.
What trim and ceiling color goes with Gossamer Blue?
Try Misty Gray (2124-60) on trim and Wedding Veil (2125-70) on the ceiling. Both are Benjamin Moore whites that share Gossamer Blue's undertone.
Where does Gossamer Blue work best?
Gossamer Blue works well in bedrooms, bathrooms, nurseries and living rooms. With an LRV of 55, Gossamer Blue has visible color without darkening a room much.
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