Farrow & Ball 237 and Vista Paint 7167, ΔE 14.49 apart
Farrow & Ball Cook's Blue (237) and Vista Paint Hermosa (7167) measure a delta-E of 14.49 apart. Hermosa is 10.1 LRV points lighter, which is the difference you notice first. Cook's Blue holds more color, chroma 22.7 against 20.4, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the Cook's Blue depth in Vista Paint's line, start from its LRV of 25.9 rather than matching by name.
Farrow & Ball Cook's Blue and Vista Paint Hermosa are delta-E 14.49 apart - a difference that shows up on a wall, not just side by side on two chips.
The measured color distance between Farrow & Ball Cook's Blue and Vista Paint Hermosa is delta-E 14.49.
Vista Paint Hermosa is lighter than Farrow & Ball Cook's Blue by 10.1 points of light reflectance (LRV).
| Cook's Blue | Hermosa | |
|---|---|---|
| Brand | Farrow & Ball | Vista Paint |
| Code | 237 | 7167 |
| Hex | #6A8FB2 | #9FA2C7 |
| Light reflectance | 25.9 | 36.0 |
| Undertone | blue | blue |
| Chroma | 22.7 | 20.4 |
| Hue angle | 260.7° | 289.4° |
| Color family | blue | blue |