Comparison

Swiss Blue vs Morning Sky

Benjamin Moore 815 and Vista Paint 7249, ΔE 4.63 apart

Benjamin Moore Swiss Blue 815 on a wall, hex #A3C1E3
Swiss Blue Benjamin Moore 815
Vista Paint Morning Sky 7249 on a wall, hex #B0CCEA
Morning Sky Vista Paint 7249
Zeytin’s verdict · ΔE 4.63Related, but your eyes will notice. These are different choices.

Benjamin Moore Swiss Blue (815) and Vista Paint Morning Sky (7249) measure a delta-E of 4.63 apart. Morning Sky is 2 LRV points lighter, which is the difference you notice first. Swiss Blue holds more color, chroma 20.4 against 18.1, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the Swiss Blue depth in Vista Paint's line, start from its LRV of 53.0 rather than matching by name.

What is the difference between Benjamin Moore Swiss Blue and Vista Paint Morning Sky?

Benjamin Moore Swiss Blue and Vista Paint Morning Sky are delta-E 4.63 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Benjamin Moore Swiss Blue and Vista Paint Morning Sky?

The measured color distance between Benjamin Moore Swiss Blue and Vista Paint Morning Sky is delta-E 4.63.

Which is lighter, Benjamin Moore Swiss Blue or Vista Paint Morning Sky?

Vista Paint Morning Sky is lighter than Benjamin Moore Swiss Blue by 2 points of light reflectance (LRV).

CLOSEST PAIRΔE 4.63 Swiss Blue and Morning Sky
LIGHTESTMorning Sky LRV 55.0
DARKESTSwiss Blue LRV 53.0
SPREAD2LRV points

Side by side

measured values
Swiss Blue Morning Sky
Brand Benjamin Moore Vista Paint
Code 815 7249
Hex #A3C1E3 #B0CCEA
Light reflectance 53.0 55.0
Undertone blue blue
Chroma 20.4 18.1
Hue angle 263.2° 261.0°
Color family blue blue

Each on its own

full detail