Blue Gray vs Treron paint color comparison

Blue Gray vs Treron

Blue GrayFarrow & BallvsTreronFarrow & BallΔE 15.9 — Distinct difference

Both from Farrow & Ball's palette. Blue Gray reads as blue-greige, while Treron reads as greige-grey — two distinct hue families, not close cousins. Blue Gray (LRV 45) reflects noticeably more light than Treron (LRV 25), a difference of 20 points that becomes especially apparent in rooms with limited natural light. Both lean warm, so they'll behave similarly in mixed or changing light conditions. With a ΔE of 15.9, 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 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.

Blue Gray vs Treron in Real Spaces

4 real rooms side by side. Seeing Blue Gray and Treron 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 Blue Gray will make the room feel meaningfully brighter than Treron would.

Blue GrayFarrow and Ball Blue Gray 91 living room

@clairevstanforth

TreronTreron living room paint

@leahmariehome

Bedroom

The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Blue Gray reflects noticeably more light off the walls, making the space read more open than Treron.

Blue GrayFarrow and Ball Blue Gray 91 bedroom

@bringingupblorenge

TreronTreron bedroom interior

@notjustaterrace

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. Blue Gray reflects noticeably more light off the walls, making the space read more open than Treron.

Blue GrayFarrow and Ball Blue Gray 91 bathroom

@catarkley

TreronFarrow and Ball 292 bathroom picture

@redrowludlow

Kitchen Cabinets

Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Blue Gray reflects noticeably more light off the walls, making the space read more open than Treron.

Blue GrayFarrow and Ball Blue Gray 91 kitchen cabinets

@homewithcatriona

TreronTreron kitchen cabinets interior

@efuaathome

Color Details

Blue Gray
Farrow & Ball · 91
LRV44.6
BrandFarrow & Ball
Number91
Undertone—
TemperatureWarm
BrightnessMedium
Treron
Farrow & Ball · 292
LRV24.9
BrandFarrow & Ball
Number292
Undertone—
TemperatureWarm
BrightnessDark

Blue Gray vs Treron Simulated Comparison

5 simulated room previews — drag the slider on each to see Blue Gray on one side and Treron on the other.

Bathroom
Bedroom
House
Kitchen Cabinets
Living Room

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 Blue Gray comparisons

See how Blue Gray stacks up against other well-photographed colors across different brands and tones.

Blue Gray
Blue Gray
Mizzle
Mizzle
Blue Gray vs Mizzle
Farrow & Ball
Blue Gray
91 · LRV 45
Farrow & Ball
Mizzle
LRV 52

A 7-point LRV gap (52 vs 45) makes Mizzle the marginally brighter of the two.

Blue Gray
Blue Gray
Pigeon
Pigeon
Blue Gray vs Pigeon
Farrow & Ball
Blue Gray
91 · LRV 45
Farrow & Ball
Pigeon
LRV 51

Pigeon reads slightly lighter (LRV 51 vs 45), a gap that shows most in low-lit rooms.