Brillant blue vs Grey beige
Both are RAL Classic colors. Hue-wise, Brillant blue belongs to the blue family and Grey beige to the beige-greige family. At LRV 31 vs 15, Grey beige will read as the brighter of the two — a 15-point gap that matters most in north-facing or low-light rooms. At ΔE 44.0, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Brillant blue vs Grey beige in Real Spaces
3 real rooms side by side. Seeing Brillant blue and Grey beige in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
House
At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. The LRV gap is large enough that Grey beige will make the room feel meaningfully brighter than Brillant blue would.
Front Door
Front doors are seen in isolation against the rest of the facade, which makes them a high-stakes surface where even subtle differences matter. Grey beige returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The LRV gap is large enough that Grey beige will make the room feel meaningfully brighter than Brillant blue would.
Color Details
Brillant blue vs Grey beige Simulated Comparison
5 simulated room previews — drag the slider on each to see Brillant blue on one side and Grey beige 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 Brillant blue comparisons
See how Brillant blue stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 15), opening up a space where Brillant blue encloses it.
At LRV 83 vs 15, White Dove is decisively the brighter choice.
A 10-point LRV gap (15 vs 6) makes Brillant blue the marginally brighter of the two.
Purbeck Stone reflects far more light (LRV 52 vs 15), opening up a space where Brillant blue encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 15), opening up a space where Brillant blue encloses it.
At LRV 52 vs 15, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 15), opening up a space where Brillant blue encloses it.
At LRV 58 vs 15, Accessible Beige is decisively the brighter choice.
A 12-point LRV gap (27 vs 15) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 15), opening up a space where Brillant blue encloses it.
Brillant blue reads slightly lighter (LRV 15 vs 4), a gap that shows most in low-lit rooms.
At LRV 55 vs 15, Tranquil Dawn is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 15 vs 13), so neither reads brighter in a room.
At LRV 44 vs 15, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 15), opening up a space where Brillant blue encloses it.
Artichoke reads slightly lighter (LRV 21 vs 15), a gap that shows most in low-lit rooms.
At LRV 66 vs 15, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 15, Shoji White is decisively the brighter choice.
At LRV 83 vs 15, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 15), opening up a space where Brillant blue encloses it.
A 3-point LRV gap (15 vs 12) makes Brillant blue the marginally brighter of the two.
A 7-point LRV gap (15 vs 8) makes Brillant blue the marginally brighter of the two.
At LRV 68 vs 15, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 15), opening up a space where Brillant blue encloses it.
A 3-point LRV gap (15 vs 12) makes Brillant blue the marginally brighter of the two.
At LRV 45 vs 15, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 15), opening up a space where Brillant blue encloses it.