Dix Blue vs Iron grey
Where Dix Blue belongs to Farrow & Ball's range, Iron grey is a RAL Classic color. Both sit in the blue-grey family, which is useful context if you're narrowing within a single hue direction. Dix Blue (LRV 41) reflects noticeably more light than Iron grey (LRV 12), a difference of 29 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 33.6, 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 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Dix Blue vs Iron grey in Real Spaces
2 real rooms side by side. Seeing Dix Blue and Iron grey in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
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. Dix Blue reflects noticeably more light off the walls, making the space read more open than Iron grey.
Color Details
Dix Blue vs Iron grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Dix Blue on one side and Iron grey 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 Dix Blue comparisons
See how Dix Blue stacks up against other well-photographed colors across different brands and tones.
