Grey Steel 4 vs Glacial Ice
Grey Steel 4 (Dulux) and Glacial Ice (PPG) come from different manufacturers. Hue-wise, Grey Steel 4 belongs to the grey-white family and Glacial Ice to the white family. Their light reflectance values are nearly the same — 83 vs 82 — so neither will read significantly brighter or darker than the other. A ΔE of 0.8 puts them in subtle territory — distinguishable in direct comparison, less so from across a room. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Grey Steel 4 vs Glacial Ice in Real Spaces
1 real room side by side. Grey Steel 4 and Glacial Ice 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.
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. In photos like these you're seeing the difference at its most direct. In a finished room, the distinction is there but not dramatic.
Color Details
Grey Steel 4 vs Glacial Ice Simulated Comparison
5 simulated room previews — drag the slider on each to see Grey Steel 4 on one side and Glacial Ice 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 Grey Steel 4 comparisons
See how Grey Steel 4 stacks up against other well-photographed colors across different brands and tones.
Grey Steel 4 reflects far more light (LRV 83 vs 69), opening up a space where Ammonite encloses it.
Their light reflectance is nearly identical (LRV 83 vs 83), so neither reads brighter in a room.
At LRV 83 vs 6, Grey Steel 4 is decisively the brighter choice.
Grey Steel 4 reflects far more light (LRV 83 vs 52), opening up a space where Purbeck Stone encloses it.
Grey Steel 4 reflects far more light (LRV 83 vs 30), opening up a space where Evergreen Fog encloses it.
At LRV 83 vs 52, Grey Steel 4 is decisively the brighter choice.
Grey Steel 4 reflects far more light (LRV 83 vs 60), opening up a space where Agreeable Gray encloses it.
At LRV 83 vs 58, Grey Steel 4 is decisively the brighter choice.
At LRV 83 vs 27, Grey Steel 4 is decisively the brighter choice.
Grey Steel 4 reflects far more light (LRV 83 vs 43), opening up a space where French Gray encloses it.
Grey Steel 4 reflects far more light (LRV 83 vs 4), opening up a space where Naval encloses it.
At LRV 83 vs 55, Grey Steel 4 is decisively the brighter choice.
At LRV 83 vs 13, Grey Steel 4 is decisively the brighter choice.
At LRV 83 vs 44, Grey Steel 4 is decisively the brighter choice.
With LRVs of 84 and 83, the two reflect almost the same amount of light.
Grey Steel 4 reflects far more light (LRV 83 vs 21), opening up a space where Artichoke encloses it.
At LRV 83 vs 66, Grey Steel 4 is decisively the brighter choice.
A 9-point LRV gap (83 vs 74) makes Grey Steel 4 the marginally brighter of the two.
Their light reflectance is nearly identical (LRV 83 vs 83), so neither reads brighter in a room.
Grey Steel 4 reflects far more light (LRV 83 vs 51), opening up a space where Pigeon encloses it.
At LRV 83 vs 12, Grey Steel 4 is decisively the brighter choice.
At LRV 83 vs 8, Grey Steel 4 is decisively the brighter choice.
At LRV 83 vs 68, Grey Steel 4 is decisively the brighter choice.
Grey Steel 4 reflects far more light (LRV 83 vs 41), opening up a space where Dix Blue encloses it.
At LRV 83 vs 12, Grey Steel 4 is decisively the brighter choice.
At LRV 83 vs 45, Grey Steel 4 is decisively the brighter choice.
Grey Steel 4 reflects far more light (LRV 83 vs 31), opening up a space where Pale Green encloses it.