RAL 290-4 vs Thames Fog
Where RAL 290-4 belongs to RAL Effect's range, Thames Fog is a Valspar color. RAL 290-4 reads as beige, while Thames Fog reads as grey — two distinct hue families, not close cousins. RAL 290-4 (LRV 31) reflects noticeably more light than Thames Fog (LRV 27), a difference of 3 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 59.3, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
RAL 290-4 vs Thames Fog in Real Spaces
2 real rooms side by side. Seeing RAL 290-4 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
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The brightness difference is modest but present — RAL 290-4 gives the walls a little more lift.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. RAL 290-4 reads slightly lighter here — a subtle but real difference in how open the space feels.
Color Details
RAL 290-4 vs Thames Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see RAL 290-4 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 RAL 290-4 comparisons
See how RAL 290-4 stacks up against other well-photographed colors across different brands and tones.
