Farrow & Ball 237 and Vista Paint 0625, ΔE 11.37 apart
Farrow & Ball Cook's Blue (237) and Vista Paint North Sea (0625) measure a delta-E of 11.37 apart. North Sea is 8.1 LRV points lighter, which is the difference you notice first. Cook's Blue holds more color, chroma 22.7 against 13.3, so it grays out less in dim light. The undertones part company: Cook's Blue reads as a blue at hue angle 260.7 degrees, North Sea as a blue undertone at 261.4. 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 North Sea are delta-E 11.37 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 North Sea is delta-E 11.37.
Vista Paint North Sea is lighter than Farrow & Ball Cook's Blue by 8.1 points of light reflectance (LRV).
Farrow & Ball Cook's Blue carries more color than Vista Paint North Sea - a higher chroma value means a more intense, less grey color.
| Cook's Blue | North Sea | |
|---|---|---|
| Brand | Farrow & Ball | Vista Paint |
| Code | 237 | 0625 |
| Hex | #6A8FB2 | #8B9EB3 |
| Light reflectance | 25.9 | 34.0 |
| Undertone | blue | blue undertone |
| Chroma | 22.7 | 13.3 |
| Hue angle | 260.7° | 261.4° |
| Color family | blue | blue |