The decision for this particular color
Cypress Green can be considered for bathroom if its color and depth suit the space; the first design question is olive walls around warm wood. Cypress Green's warm olive-gray description gives it a different role from a cooler blue-green sage.
Why the oak beams and cream upholstery relationship matters
Oak beams already add warm color and visual weight; the wall should not be chosen solely because another olive accessory looks appealing.
Cypress Green has an LRV of 35.09; Benjamin Moore Dark Olive 2140-30 is 13.52. The difference is 21.57 points, with Cypress Green returning more light under the reference measurement.
Let tile and porcelain set the limits
Compare Cypress Green with the largest tile field before adding towels or bath accessories. The tile is the permanent color neighbor; textiles are flexible. Review the mirror view as well as the direct wall, since reflected surfaces can add more of the chosen hue to the apparent room.
Separate the palette from the moisture specification
Keep the olive only if it separates comfortably from the wood; compare a grayer sage to clarify the choice. The undertones and neighboring colors covers that related choice. The daylight and evening-light checks covers that related choice.
Choose a Benjamin Moore coating appropriate to the bathroom surface and follow the manufacturer's preparation and application guidance. Color 509 does not identify a moisture-control system. Ventilation, substrate condition and the intended finish are separate decisions; approve the color under the real vanity lighting before ordering the full paint quantity. The trim color comparison covers that related choice. Before ordering samples, compare room-planning features in the paint color visualizer roundup.
Sources & notes
Color specifications: Benjamin Moore Cypress Green 509. The recorded LRV is 35.09. Named comparison values come from the respective manufacturers; material schemes are editorial suggestions.
This guide reviews published color information and proposes practical sample checks. It does not claim first-hand paint testing or customer-review scores. Benjamin Moore does not sponsor or endorse this site. Product names and trademarks belong to their respective owners. Confirm the color in a physical sample and select the coating for the actual surface and finish.

