Ruby Starlet vs Cement grey
Where Ruby Starlet belongs to Dulux's range, Cement grey is a RAL Classic color. Hue-wise, Ruby Starlet belongs to the pink-red family and Cement grey to the grey family. Cement grey (LRV 24) reflects noticeably more light than Ruby Starlet (LRV 8), a difference of 16 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 44.1, 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 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Ruby Starlet vs Cement grey in Real Spaces
3 real rooms side by side. Seeing Ruby Starlet 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
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 Cement grey will make the room feel meaningfully brighter than Ruby Starlet would.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Cement grey reflects noticeably more light off the walls, making the space read more open than Ruby Starlet.
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 Cement grey will make the room feel meaningfully brighter than Ruby Starlet would.
Color Details
Ruby Starlet vs Cement grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Ruby Starlet 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 Ruby Starlet comparisons
See how Ruby Starlet stacks up against other well-photographed colors across different brands and tones.
