Comparison

Cook's Blue vs Storm Blue Sky

Farrow & Ball 237 and Vista Paint 7367, ΔE 9.76 apart

Farrow & Ball Cook's Blue 237 on a wall, hex #6A8FB2
Cook's Blue Farrow & Ball 237
Vista Paint Storm Blue Sky 7367 on a wall, hex #6993A6
Storm Blue Sky Vista Paint 7367
Zeytin’s verdict · ΔE 9.76Not even close. Pick the one you actually want.

Farrow & Ball Cook's Blue (237) and Vista Paint Storm Blue Sky (7367) measure a delta-E of 9.76 apart. They sit within 0.9 LRV points of each other, so neither will look brighter than the other on the same wall. Cook's Blue holds more color, chroma 22.7 against 17.4, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the Storm Blue Sky depth in Farrow & Ball's line, start from its LRV of 25.0 rather than matching by name.

What is the difference between Farrow & Ball Cook's Blue and Vista Paint Storm Blue Sky?

Farrow & Ball Cook's Blue and Vista Paint Storm Blue Sky are delta-E 9.76 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Farrow & Ball Cook's Blue and Vista Paint Storm Blue Sky?

The measured color distance between Farrow & Ball Cook's Blue and Vista Paint Storm Blue Sky is delta-E 9.76.

Which is more saturated, Farrow & Ball Cook's Blue or Vista Paint Storm Blue Sky?

Farrow & Ball Cook's Blue carries more color than Vista Paint Storm Blue Sky - a higher chroma value means a more intense, less grey color.

CLOSEST PAIRΔE 9.76 Cook's Blue and Storm Blue Sky
LIGHTESTCook's Blue LRV 25.9
DARKESTStorm Blue Sky LRV 25.0
SPREAD0.9LRV points

Side by side

measured values
Cook's Blue Storm Blue Sky
Brand Farrow & Ball Vista Paint
Code 237 7367
Hex #6A8FB2 #6993A6
Light reflectance 25.9 25.0
Undertone blue blue
Chroma 22.7 17.4
Hue angle 260.7° 237.1°
Color family blue teal

Each on its own

full detail