Emerald Isle vs Thames Fog
Where Emerald Isle belongs to Benjamin Moore's range, Thames Fog is a Valspar color. Hue-wise, Emerald Isle belongs to the blue-green family and Thames Fog to the grey family. Thames Fog (LRV 27) reflects noticeably more light than Emerald Isle (LRV 16), a difference of 12 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 40.1, 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
Emerald Isle vs Thames Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see Emerald Isle on one side and Thames 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 Emerald Isle comparisons
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