Comparison

Aspen Skies vs Trisha's Eyes

Benjamin Moore 1656 and Vista Paint 0666, ΔE 1.56 apart

Benjamin Moore Aspen Skies 1656 on a wall, hex #95B9C6
Aspen Skies Benjamin Moore 1656
Vista Paint Trisha's Eyes 0666 on a wall, hex #92B9C4
Trisha's Eyes Vista Paint 0666
Zeytin’s verdict · ΔE 1.56Twins, almost. Only daylight on a big wall tells them apart.

Benjamin Moore Aspen Skies (1656) and Vista Paint Trisha's Eyes (0666) measure a delta-E of 1.56 apart. They sit within 0.1 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 14 and 14.4. The undertones part company: Aspen Skies reads as a teal undertone at hue angle 229.2 degrees, Trisha's Eyes as a teal at 223.2. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Trisha's Eyes depth in Benjamin Moore's line, start from its LRV of 46.0 rather than matching by name.

Is Benjamin Moore Aspen Skies the same color as Vista Paint Trisha's Eyes?

Not quite, but close - Benjamin Moore Aspen Skies and Vista Paint Trisha's Eyes are delta-E 1.56 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Aspen Skies and Vista Paint Trisha's Eyes?

The measured color distance between Benjamin Moore Aspen Skies and Vista Paint Trisha's Eyes is delta-E 1.56.

CLOSEST PAIRΔE 1.56 Aspen Skies and Trisha's Eyes
LIGHTESTAspen Skies LRV 46.1
DARKESTTrisha's Eyes LRV 46.0
SPREAD0.1LRV points

Side by side

measured values
Aspen Skies Trisha's Eyes
Brand Benjamin Moore Vista Paint
Code 1656 0666
Hex #95B9C6 #92B9C4
Light reflectance 46.1 46.0
Undertone teal undertone teal
Chroma 14.0 14.4
Hue angle 229.2° 223.2°
Color family teal teal

Each on its own

full detail