Sherwin-Williams SW 1666 translated into the Farrow & Ball line
The closest Farrow & Ball paint to Sherwin-Williams Venetian Yellow (SW 1666) is Dayroom Yellow 233, a delta-E of 1.85 away — close enough to swap without anyone noticing, though a large sample in daylight will show the difference.
Dayroom Yellow is 2.6 LRV points darker, so the room will read slightly deeper. Undertone reads as yellow against yellow, at chroma 33.3 and 34.8.
Codes are not transferable between manufacturers and no brand publishes a conversion table, so every figure here is measured from the published hex values rather than taken from a chart.
| Farrow & Ball color | ΔE | LRV | Undertone | |
|---|---|---|---|---|
| Dayroom Yellow233 | 1.85 | 74.8 | yellow | Compare |
| Yellow Ground218 | 9.33 | 63.0 | yellow | Compare |
| Citron74 | 10.37 | 63.8 | yellow | Compare |
| Dorset Cream68 | 11.9 | 65.1 | yellow | Compare |
| Hay37 | 14.48 | 56.5 | yellow | Compare |
| Churlish Green251 | 15.18 | 51.2 | yellow | Compare |