Nelson Blue vs French Gray
Nelson Blue is a Benjamin Moore color while French Gray comes from Farrow & Ball. Hue-wise, Nelson Blue belongs to the blue-green family and French Gray to the beige-greige family. At LRV 65 vs 43, Nelson Blue will read as the brighter of the two — a 22-point gap that matters most in north-facing or low-light rooms. The tonal difference — Nelson Blue's green character against French Gray's warm — becomes most visible against white trim or in morning light. At ΔE 16.6, 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.
Nelson Blue vs French Gray in Real Spaces
3 real rooms side by side. Seeing Nelson Blue and French Gray 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
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. Nelson Blue returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The LRV gap is large enough that Nelson Blue will make the room feel meaningfully brighter than French Gray would.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. The LRV gap is large enough that Nelson Blue will make the room feel meaningfully brighter than French Gray would.
Color Details
Nelson Blue vs French Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Nelson Blue on one side and French Gray 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 Nelson Blue comparisons
See how Nelson Blue stacks up against other well-photographed colors across different brands and tones.
A 3-point LRV gap (69 vs 65) makes Ammonite the marginally brighter of the two.
White Dove reflects far more light (LRV 83 vs 65), opening up a space where Nelson Blue encloses it.
Nelson Blue reflects far more light (LRV 65 vs 6), opening up a space where Iron Ore encloses it.
At LRV 65 vs 52, Nelson Blue is decisively the brighter choice.
At LRV 65 vs 30, Nelson Blue is decisively the brighter choice.
Nelson Blue reflects far more light (LRV 65 vs 52), opening up a space where Mizzle encloses it.
A 5-point LRV gap (65 vs 60) makes Nelson Blue the marginally brighter of the two.
Nelson Blue reads slightly lighter (LRV 65 vs 58), a gap that shows most in low-lit rooms.
Nelson Blue reflects far more light (LRV 65 vs 27), opening up a space where Denim Drift encloses it.
At LRV 65 vs 4, Nelson Blue is decisively the brighter choice.
Nelson Blue reads slightly lighter (LRV 65 vs 55), a gap that shows most in low-lit rooms.
Nelson Blue reflects far more light (LRV 65 vs 13), opening up a space where Bancha encloses it.
Nelson Blue reflects far more light (LRV 65 vs 44), opening up a space where Hardwick White encloses it.
At LRV 84 vs 65, Pure White is decisively the brighter choice.
At LRV 65 vs 21, Nelson Blue is decisively the brighter choice.
With LRVs of 66 and 65, the two reflect almost the same amount of light.
Shoji White reads slightly lighter (LRV 74 vs 65), a gap that shows most in low-lit rooms.
Snowbound reflects far more light (LRV 83 vs 65), opening up a space where Nelson Blue encloses it.
At LRV 65 vs 51, Nelson Blue is decisively the brighter choice.
Nelson Blue reflects far more light (LRV 65 vs 12), opening up a space where Pewter Green encloses it.
Nelson Blue reflects far more light (LRV 65 vs 8), opening up a space where Duck Green encloses it.
With LRVs of 68 and 65, the two reflect almost the same amount of light.
At LRV 65 vs 41, Nelson Blue is decisively the brighter choice.
Nelson Blue reflects far more light (LRV 65 vs 12), opening up a space where Vintage Vogue encloses it.
Nelson Blue reflects far more light (LRV 65 vs 45), opening up a space where Saybrook Sage encloses it.
At LRV 65 vs 31, Nelson Blue is decisively the brighter choice.
At LRV 65 vs 7, Nelson Blue is decisively the brighter choice.