Arsenic vs RAL 730-4
Where Arsenic belongs to Farrow & Ball's range, RAL 730-4 is a RAL Effect color. Arsenic reads as green, while RAL 730-4 reads as blue — two distinct hue families, not close cousins. They have nearly identical light reflectance values (37 vs 38), so they'll read as similarly Medium in most lighting conditions. With a ΔE of 11.4, 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 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Arsenic vs RAL 730-4 in Real Spaces
1 real room side by side. Seeing Arsenic and RAL 730-4 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. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.
Color Details
Arsenic vs RAL 730-4 Simulated Comparison
5 simulated room previews — drag the slider on each to see Arsenic on one side and RAL 730-4 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 Arsenic comparisons
See how Arsenic stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 37), opening up a space where Arsenic encloses it.
At LRV 52 vs 37, Purbeck Stone is decisively the brighter choice.
A 7-point LRV gap (37 vs 30) makes Arsenic the marginally brighter of the two.
At LRV 60 vs 37, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 37), opening up a space where Arsenic encloses it.
Arsenic reads slightly lighter (LRV 37 vs 27), a gap that shows most in low-lit rooms.
A 6-point LRV gap (43 vs 37) makes French Gray the marginally brighter of the two.
Tranquil Dawn reflects far more light (LRV 55 vs 37), opening up a space where Arsenic encloses it.
Hardwick White reads slightly lighter (LRV 44 vs 37), a gap that shows most in low-lit rooms.
At LRV 84 vs 37, Pure White is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 37), opening up a space where Arsenic encloses it.
Shoji White reflects far more light (LRV 74 vs 37), opening up a space where Arsenic encloses it.
Arsenic reflects far more light (LRV 37 vs 12), opening up a space where Pewter Green encloses it.
Arsenic reflects far more light (LRV 37 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 37), opening up a space where Arsenic encloses it.
Arsenic reflects far more light (LRV 37 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reads slightly lighter (LRV 45 vs 37), a gap that shows most in low-lit rooms.
A 6-point LRV gap (37 vs 31) makes Arsenic the marginally brighter of the two.