Cool Charcoal vs Pearl mouse grey
Where Cool Charcoal belongs to PPG's range, Pearl mouse grey is a RAL Classic color. Both sit in the grey family, which is useful context if you're narrowing within a single hue direction. Pearl mouse grey (LRV 34) reflects noticeably more light than Cool Charcoal (LRV 20), a difference of 14 points that becomes especially apparent in rooms with limited natural light. At ΔE 1.8, these are close — the kind of difference that matters when choosing between them, but doesn't read strongly in a finished room. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Cool Charcoal vs Pearl mouse grey in Real Spaces
1 real room side by side. Cool Charcoal and Pearl mouse grey are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
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 Pearl mouse grey will make the room feel meaningfully brighter than Cool Charcoal would.
Color Details
Cool Charcoal vs Pearl mouse grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Cool Charcoal on one side and Pearl mouse 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 Cool Charcoal comparisons
See how Cool Charcoal stacks up against other well-photographed colors across different brands and tones.
