FARROW & BALL PAINT COLOUR
Farrow & Ball Railings No. 31
A very dark blue-black. On screen it is close to charcoal, with a cool blue undertone that stops it looking flat. See it at room scale before you buy a tester: try Railings on the walls of your own room in the free 3D planner.

Railings at a glance
| Brand | Farrow & Ball |
| Colour name | Railings |
| Code | No. 31 |
| Hex (on screen) | #45494C |
| RGB | 69, 73, 76 |
| Light reflectance (est.) | About 7 |
| Looks like | Deep grey |
| Undertone | Barely any: close to a true neutral |
| Popularity | The 23rd most searched Farrow & Ball colour in the planner’s library: about 3,400 searches a month in the UK |
The hex value is the planner’s on-screen approximation, not a paint formula, and the light reflectance is estimated from it. Screens, daylight, bulbs and sheen all change how a paint looks, so check a physical sample or tester pot on your wall before you order. The official Farrow & Ball colour page has the manufacturer’s own details.
How Railings behaves in a room
With an estimated light reflectance of about 7, it absorbs most of the light that reaches it. That makes a room feel enclosed and cosy, which is usually the point; plan lighting for the evening.
It sits close to a true neutral, so it shifts less than most colours between cool northern light and warm southern light, though bulbs and nearby fabrics will still tint it.
Where it tends to be used
Near-blacks are usually used with intent: a feature wall, a study or snug, internal doors, skirting, window frames or kitchen cabinetry.
Try Railings in your room. Draw your room to size or open a furnished kitchen, then paint the walls in 3D. Free, with no sign-up.
Open the planner →Colours that pair with Railings
Suggestions from the same Farrow & Ball range in the planner, chosen for contrast or a tonal match. Try them side by side on different walls before deciding.
Closest matches from other brands
The colours from other brands in the planner that look nearest to Railings on screen, measured by colour difference (ΔE: under 2.5 is hard to tell apart on screen, over 9 is clearly different). Useful if you like the look but want a different brand or price.
Try Railings on your own walls in 3D
- Open the planner and draw your room to its real size, or start from a furnished layout such as the living room or bedroom examples.
- Switch to 3D and open the Design panel, then choose Walls.
- Search for “Railings”, or filter by brand. Paint the whole room or select a single wall for a feature wall.
The planner is free with no sign-up. Brand paint colours are premium finishes: you can preview Railings in your room for free, and Plus keeps brand colours in your saved plan.
More Farrow & Ball colours
Questions
Is Farrow & Ball Railings warm or cool?
On screen it is close to a true neutral, with very little undertone, so it reads as neither obviously warm nor cool.
What is the LRV of Railings?
Estimated from the on-screen colour, its light reflectance value is about 7 on a scale where 0 is black and 100 is pure white. The manufacturer’s published LRV is measured from real paint and may differ slightly.
What is the closest match to Railings from another brand?
In the planner’s library, the nearest on screen is Sherwin-Williams Cyberspace (SW 7076). On-screen matches are a starting point only: compare real samples side by side before switching.