Jamestown Blue vs French Gray
Where Jamestown Blue belongs to Benjamin Moore's range, French Gray is a Farrow & Ball color. Jamestown Blue reads as blue, while French Gray reads as beige-greige — two distinct hue families, not close cousins. French Gray (LRV 43) reflects noticeably more light than Jamestown Blue (LRV 34), a difference of 9 points that becomes especially apparent in rooms with limited natural light. Jamestown Blue runs blue while French Gray is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 21.5, 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 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Jamestown Blue vs French Gray in Real Spaces
6 real rooms side by side. Seeing Jamestown 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
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 French Gray will make the room feel meaningfully brighter than Jamestown Blue would.
Dining Room
A dining room lit by a dimmed pendant or candles is one of the most forgiving environments for paint — warm light softens almost everything. French Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
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. French Gray reflects noticeably more light off the walls, making the space read more open than Jamestown Blue.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. French Gray reflects noticeably more light off the walls, making the space read more open than Jamestown Blue.
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 French Gray will make the room feel meaningfully brighter than Jamestown Blue would.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. French Gray reflects noticeably more light off the walls, making the space read more open than Jamestown Blue.
Color Details
Jamestown Blue vs French Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Jamestown 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 Jamestown Blue comparisons
See how Jamestown Blue stacks up against other well-photographed colors across different brands and tones.
