Comparison

School House White vs Moss Island

Farrow & Ball 291 and Vista Paint 0357, ΔE 1.56 apart

Farrow & Ball School House White 291 on a wall, hex #E3DED0
School House White Farrow & Ball 291
Vista Paint Moss Island 0357 on a wall, hex #DEDCCD
Moss Island Vista Paint 0357
Zeytin’s verdict · ΔE 1.56Twins, almost. Only daylight on a big wall tells them apart.

Farrow & Ball School House White (291) and Vista Paint Moss Island (0357) measure a delta-E of 1.56 apart. They sit within 1.1 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 7.5 and 7.8. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Moss Island depth in Farrow & Ball's line, start from its LRV of 72.0 rather than matching by name.

Is Farrow & Ball School House White the same color as Vista Paint Moss Island?

Not quite, but close - Farrow & Ball School House White and Vista Paint Moss Island are delta-E 1.56 apart, close enough that most rooms would not show the difference.

What is the delta-E between Farrow & Ball School House White and Vista Paint Moss Island?

The measured color distance between Farrow & Ball School House White and Vista Paint Moss Island is delta-E 1.56.

Which is lighter, Farrow & Ball School House White or Vista Paint Moss Island?

Farrow & Ball School House White is lighter than Vista Paint Moss Island by 1.1 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.56 School House White and Moss Island
LIGHTESTSchool House White LRV 73.1
DARKESTMoss Island LRV 72.0
SPREAD1.1LRV points

Side by side

measured values
School House White Moss Island
Brand Farrow & Ball Vista Paint
Code 291 0357
Hex #E3DED0 #DEDCCD
Light reflectance 73.1 72.0
Undertone yellow undertone yellow undertone
Chroma 7.5 7.8
Hue angle 95.3° 104.1°
Color family tan yellow

Each on its own

full detail