Moss grey vs Umbra grey
Both from RAL Classic's palette. Both sit in the grey family, which is useful context if you're narrowing within a single hue direction. Moss grey (LRV 20) reflects noticeably more light than Umbra grey (LRV 10), a difference of 10 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 18.5, 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 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Moss grey vs Umbra grey in Real Spaces
4 real rooms side by side. Seeing Moss grey and Umbra grey 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 LRV gap is large enough that Moss grey will make the room feel meaningfully brighter than Umbra grey would.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. Moss grey reflects noticeably more light off the walls, making the space read more open than Umbra grey.
Front Door
A front door is a focal point — small color differences read clearly at this concentrated scale. The LRV gap is large enough that Moss grey will make the room feel meaningfully brighter than Umbra grey would.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Moss grey reflects noticeably more light off the walls, making the space read more open than Umbra grey.
Color Details
Moss grey vs Umbra grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Moss grey on one side and Umbra grey 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 Moss grey comparisons
See how Moss grey stacks up against other well-photographed colors across different brands and tones.
