Farrow & Ball Railings#3A3D3F · LRV 6
Why this color. Black-blue F&B pushes for front doors and external woodwork.
Railings reads as a true neutral (no measurable hue) — very dark — reads black in most rooms. The notes below cover the spec, what Farrow & Ball No. 31 actually looks like under different light, and the closest matches at competing US brands.
Color spec
| Brand | Farrow & Ball |
| Name | Railings |
| SKU | No. 31 |
| Hex | #3A3D3F |
| RGB | 58, 61, 63 |
| HSL | 204°, 4%, 24% |
| LRV | 6 |
| Undertone | true neutral (no measurable hue) |
| Family | Black |
Kompozit alternative
The closest hex in the Kompozit deck, ranked by ΔE2000 (perceptual color difference). ΔE under 2 is indistinguishable to most eyes; under 5 is a very close visual match.
Closest matches at every US brand
9 brands · top 5 each5 closest matches per brand by ΔE2000, computed against each brand's full deck. Tap any swatch for its full single-color spec; tap the brand title to browse all black from that brand.
Benjamin Moore
Valspar
Behr
Dunn-Edwards
Sherwin-Williams
PPG / Glidden
Magnolia Home
Backdrop
Clare
Coordinated palette
Generated by hue-rotating #3A3D3F in HSL space. Pair Railings with one accent and one neutral — the swatches below are starting points, not final picks.
Accessibility (WCAG contrast)
WCAG 2.1: AA = 4.5:1 normal text · AA Large = 3:1 large text · AAA = 7:1 normal text.