Perennial Green vs Thames Fog
Perennial Green is a Sherwin-Williams color while Thames Fog comes from Valspar. Hue-wise, Perennial Green belongs to the green family and Thames Fog to the grey family. At LRV 27 vs NaN, Thames Fog will read as the brighter of the two — a NaN-point gap that matters most in north-facing or low-light rooms. At ΔE NaN, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Perennial Green vs Thames Fog in Real Spaces
2 real rooms side by side. Seeing Perennial Green and Thames Fog in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.
Color Details
Perennial Green vs Thames Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see Perennial Green 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 Perennial Green comparisons
See how Perennial Green stacks up against other well-photographed colors across different brands and tones.
