Comparison

Endless Sea vs Prairie Night

Sherwin-Williams SW 9150 and Vista Paint 7341, ΔE 2.19 apart

Sherwin-Williams Endless Sea SW 9150 on a wall, hex #32586E
Endless Sea Sherwin-Williams SW 9150
Vista Paint Prairie Night 7341 on a wall, hex #3A5A71
Prairie Night Vista Paint 7341
Zeytin’s verdict · ΔE 2.19Close cousins. Paint a sample of each before you choose.

Sherwin-Williams Endless Sea (SW 9150) and Vista Paint Prairie Night (7341) measure a delta-E of 2.19 apart. They sit within 0.7 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 18 and 17.4. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Prairie Night depth in Sherwin-Williams's line, start from its LRV of 8.0 rather than matching by name.

Is Sherwin-Williams Endless Sea the same color as Vista Paint Prairie Night?

Not quite, but close - Sherwin-Williams Endless Sea and Vista Paint Prairie Night are delta-E 2.19 apart, close enough that most rooms would not show the difference.

What is the delta-E between Sherwin-Williams Endless Sea and Vista Paint Prairie Night?

The measured color distance between Sherwin-Williams Endless Sea and Vista Paint Prairie Night is delta-E 2.19.

CLOSEST PAIRΔE 2.19 Endless Sea and Prairie Night
LIGHTESTEndless Sea LRV 8.7
DARKESTPrairie Night LRV 8.0
SPREAD0.7LRV points

Side by side

measured values
Endless Sea Prairie Night
Brand Sherwin-Williams Vista Paint
Code SW 9150 7341
Hex #32586E #3A5A71
Light reflectance 8.7 8.0
Undertone blue blue
Chroma 18.0 17.4
Hue angle 248.3° 253.9°
Color family black black

Each on its own

full detail