ColorplanBenjamin Moore Green Cast (842) is a light cool white with a green undertone and an LRV of 77. Closest matches: Sherwin-Williams Topsail (SW 6217), Farrow & Ball Pavilion Blue (No.252) and Behr Breezeway (MQ3-21). For trim, try Come Sail Away (846).
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 | White |
| LRV | 77.2 (light; 0 = black, 100 = pure white) |
| HEX | #D9E7DF |
| RGB | 217, 231, 223 |
| HSL | 146°, 23%, 88% |
About Green Cast
Green Cast (842) is a light cool white from Benjamin Moore with a green undertone. With an LRV of 77, Green Cast reflects most of the light that hits it, which helps small or dim rooms feel larger.
North-facing light makes Green Cast read cooler and slightly darker, while warm south-facing light softens it. It's a good fit for whole-house walls, living rooms, bedrooms and trim with a deeper wall color. It's very close to Opal Essence (680); you'd mostly see the difference side by side.
How Green Cast changes with the light
Green Cast is a cool, crisp white: lovely in bright south or west light, but in north-facing rooms it can look gray. For north rooms, a warmer white is the safer choice.
North-facing rooms
Green Cast is a cool white that can look gray or flat in north light; a warmer white holds up better.
East-facing rooms
Green Cast will look warmer and brighter in the morning and cooler and grayer by afternoon; check a sample at both times.
South-facing rooms
Green Cast will look bright and clean in south light, one of the best places for a crisp white.
West-facing rooms
Green Cast looks cool in the morning and warms up in the golden late-afternoon light.
See Green Cast in real homes
Photos people have shared of Green Cast in their own rooms. Opens Instagram or Pinterest in a new tab.
Green Cast 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.
Farrow & Ball
Close · ΔE 3.2
Also close: Pale Powder (ΔE 4.4)
Compare side by side →Similar Benjamin Moore colors
Green Cast questions
What undertone does Green Cast have?
Green Cast has a green undertone, so it reads as a cool color. North-facing light makes Green Cast read cooler and slightly darker, while warm south-facing light softens it.
Is Green Cast a light or dark color?
Green Cast has a light reflectance value (LRV) of 77.2 on a scale where 0 is black and 100 is pure white, which makes it a light color. With an LRV of 77, Green Cast reflects most of the light that hits it, which helps small or dim rooms feel larger.
What is the closest match to Green Cast in other paint brands?
Sherwin-Williams: Topsail SW 6217 (close, ΔE 4.0); Farrow & Ball: Pavilion Blue No.252 (close, ΔE 3.2); Behr: Breezeway MQ3-21 (close, ΔE 3.4). Matches are calculated with the CIEDE2000 color difference formula; always check a physical sample before buying.
What trim and ceiling color goes with Green Cast?
Try Come Sail Away (846) on both trim and ceiling. It's a Benjamin Moore white that shares Green Cast's undertone, so the room feels coordinated without looking stark.
Where does Green Cast work best?
Green Cast works well in whole-house walls, living rooms, bedrooms and trim with a deeper wall color. With an LRV of 77, Green Cast reflects most of the light that hits it, which helps small or dim rooms feel larger.
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