Costa Rica Blue vs Evergreen Fog
Where Costa Rica Blue belongs to Benjamin Moore's range, Evergreen Fog is a Sherwin-Williams color. Costa Rica Blue reads as blue, while Evergreen Fog reads as green-grey — two distinct hue families, not close cousins. Costa Rica Blue (LRV 46) reflects noticeably more light than Evergreen Fog (LRV 30), a difference of 16 points that becomes especially apparent in rooms with limited natural light. Costa Rica Blue runs blue while Evergreen Fog is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 36.4, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Costa Rica Blue vs Evergreen Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see Costa Rica Blue on one side and Evergreen Fog on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Costa Rica Blue comparisons
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