Farrow & Ball 66 and Vista Paint 7951, ΔE 22.96 apart
Farrow & Ball India Yellow (66) and Vista Paint Orange Spark (7951) measure a delta-E of 22.96 apart. Orange Spark is 22.6 LRV points lighter, which is the difference you notice first. Orange Spark holds more color, chroma 57.1 against 39.3, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the India Yellow depth in Vista Paint's line, start from its LRV of 36.4 rather than matching by name.
Farrow & Ball India Yellow and Vista Paint Orange Spark are delta-E 22.96 apart - a difference that shows up on a wall, not just side by side on two chips.
The measured color distance between Farrow & Ball India Yellow and Vista Paint Orange Spark is delta-E 22.96.
Vista Paint Orange Spark is lighter than Farrow & Ball India Yellow by 22.6 points of light reflectance (LRV).
Vista Paint Orange Spark carries more color than Farrow & Ball India Yellow - a higher chroma value means a more intense, less grey color.
| India Yellow | Orange Spark | |
|---|---|---|
| Brand | Farrow & Ball | Vista Paint |
| Code | 66 | 7951 |
| Hex | #C59C5D | #FFBD60 |
| Light reflectance | 36.4 | 59.0 |
| Undertone | yellow | yellow |
| Chroma | 39.3 | 57.1 |
| Hue angle | 78.9° | 75.4° |
| Color family | orange | orange |