Comparison

Soulful Blue vs Suzette

Sherwin-Williams SW 6543 and Vista Paint 7191, ΔE 2.99 apart

Sherwin-Williams Soulful Blue SW 6543 on a wall, hex #757C91
Soulful Blue Sherwin-Williams SW 6543
Vista Paint Suzette 7191 on a wall, hex #7F8095
Suzette Vista Paint 7191
Zeytin’s verdict · ΔE 2.99Close cousins. Paint a sample of each before you choose.

Sherwin-Williams Soulful Blue (SW 6543) and Vista Paint Suzette (7191) measure a delta-E of 2.99 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 12.4 and 12.1. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Soulful Blue depth in Vista Paint's line, start from its LRV of 20.3 rather than matching by name.

Is Sherwin-Williams Soulful Blue the same color as Vista Paint Suzette?

Not quite, but close - Sherwin-Williams Soulful Blue and Vista Paint Suzette are delta-E 2.99 apart, close enough that most rooms would not show the difference.

What is the delta-E between Sherwin-Williams Soulful Blue and Vista Paint Suzette?

The measured color distance between Sherwin-Williams Soulful Blue and Vista Paint Suzette is delta-E 2.99.

CLOSEST PAIRΔE 2.99 Soulful Blue and Suzette
LIGHTESTSuzette LRV 21.0
DARKESTSoulful Blue LRV 20.3
SPREAD0.7LRV points

Side by side

measured values
Soulful Blue Suzette
Brand Sherwin-Williams Vista Paint
Code SW 6543 7191
Hex #757C91 #7F8095
Light reflectance 20.3 21.0
Undertone blue undertone blue undertone
Chroma 12.4 12.1
Hue angle 279.8° 289.9°
Color family blue blue

Each on its own

full detail