They call it Mellow vs Thames Fog
They call it Mellow is a Sherwin-Williams color while Thames Fog comes from Valspar. Hue-wise, They call it Mellow belongs to the beige family and Thames Fog to the grey family. At LRV 79 vs 27, They call it Mellow will read as the brighter of the two — a 52-point gap that matters most in north-facing or low-light rooms. At ΔE 37.7, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
They call it Mellow vs Thames Fog in Real Spaces
1 real room side by side. Seeing They call it Mellow 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.
Dining Room
Dining room light is typically the warmest in the house, which shifts both colors toward the red end of the spectrum compared to daylight. They call it Mellow reflects noticeably more light off the walls, making the space read more open than Thames Fog.
Color Details
They call it Mellow vs Thames Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see They call it Mellow 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 They call it Mellow comparisons
See how They call it Mellow stacks up against other well-photographed colors across different brands and tones.
