S 2005-Y40R vs Thames Fog
S 2005-Y40R (NCS) and Thames Fog (Valspar) come from different manufacturers. S 2005-Y40R reads as beige-greige, while Thames Fog reads as grey — two distinct hue families, not close cousins. The 26-point LRV gap — 53 for S 2005-Y40R vs 27 for Thames Fog — means S 2005-Y40R will open up a space more effectively. A ΔE of 19.7 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
S 2005-Y40R vs Thames Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see S 2005-Y40R 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 S 2005-Y40R comparisons
See how S 2005-Y40R stacks up against other well-photographed colors across different brands and tones.








































