Rocky Road vs Cement grey
Rocky Road (PPG) and Cement grey (RAL Classic) come from different manufacturers. Hue-wise, Rocky Road belongs to the greige-grey family and Cement grey to the grey family. The 25-point LRV gap — 49 for Rocky Road vs 24 for Cement grey — means Rocky Road will open up a space more effectively. A ΔE of 22.5 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 5 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Rocky Road vs Cement grey in Real Spaces
5 real rooms side by side. Seeing Rocky Road and Cement 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
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. Rocky Road reflects noticeably more light off the walls, making the space read more open than Cement grey.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. Rocky Road returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bathroom
Small bathrooms intensify color. A shade that seems quiet in a larger room can feel immersive when you're surrounded by it on four walls. Rocky Road returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
House
A full exterior is the most demanding test for a paint color — scale and outdoor light both amplify differences that seem small on a swatch. Rocky Road returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Front Door
On a front door, the color is both the first and last thing you see — a context where even a modest tonal difference reads clearly. Rocky Road reflects noticeably more light off the walls, making the space read more open than Cement grey.
Color Details
Rocky Road vs Cement grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Rocky Road on one side and Cement 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 Rocky Road comparisons
See how Rocky Road stacks up against other well-photographed colors across different brands and tones.
