Comparison

Whitestone vs Skylight

Benjamin Moore 2134-60 and Farrow & Ball 205, ΔE 1.15 apart

Benjamin Moore Whitestone 2134-60 on a wall, hex #C9CECE
Whitestone Benjamin Moore 2134-60
Farrow & Ball Skylight 205 on a wall, hex #C9CFCD
Skylight Farrow & Ball 205
Zeytin’s verdict · ΔE 1.15Twins, almost. Only daylight on a big wall tells them apart.

Benjamin Moore Whitestone (2134-60) and Farrow & Ball Skylight (205) measure a delta-E of 1.15 apart. They sit within 0.8 LRV points of each other, so neither will look brighter than the other on the same wall. Both carry a similar amount of color, at chroma 1.8 and 2.4. The undertones part company: Whitestone reads as a cool teal-gray at hue angle 199.7 degrees, Skylight as a true neutral at 173.6. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Whitestone depth in Farrow & Ball's line, start from its LRV of 60.7 rather than matching by name.

Is Benjamin Moore Whitestone the same color as Farrow & Ball Skylight?

Not quite, but close - Benjamin Moore Whitestone and Farrow & Ball Skylight are delta-E 1.15 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Whitestone and Farrow & Ball Skylight?

The measured color distance between Benjamin Moore Whitestone and Farrow & Ball Skylight is delta-E 1.15.

CLOSEST PAIRΔE 1.15 Whitestone and Skylight
LIGHTESTSkylight LRV 61.5
DARKESTWhitestone LRV 60.7
SPREAD0.8LRV points

Side by side

measured values
Whitestone Skylight
Brand Benjamin Moore Farrow & Ball
Code 2134-60 205
Hex #C9CECE #C9CFCD
Light reflectance 60.7 61.5
Undertone cool teal-gray true neutral
Chroma 1.8 2.4
Hue angle 199.7° 173.6°
Color family gray gray

Each on its own

full detail