Oslo vs Cement grey
Where Oslo belongs to Jotun's range, Cement grey is a RAL Classic color. Oslo reads as blue-grey, while Cement grey reads as grey — two distinct hue families, not close cousins. Cement grey (LRV 24) reflects noticeably more light than Oslo (LRV 11), a difference of 13 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 18.0, 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 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Oslo vs Cement grey in Real Spaces
2 real rooms side by side. Seeing Oslo 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 Oslo would.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Cement grey reflects noticeably more light off the walls, making the space read more open than Oslo.
Color Details
Oslo vs Cement grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Oslo 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 Oslo comparisons
See how Oslo stacks up against other well-photographed colors across different brands and tones.
