Comparison

Perfect Periwinkle vs Zenith

Sherwin-Williams SW 9065 and Vista Paint 0647, ΔE 5.24 apart

Sherwin-Williams Perfect Periwinkle SW 9065 on a wall, hex #6487B0
Perfect Periwinkle Sherwin-Williams SW 9065
Vista Paint Zenith 0647 on a wall, hex #557EA2
Zenith Vista Paint 0647
Zeytin’s verdict · ΔE 5.24Related, but your eyes will notice. These are different choices.

Sherwin-Williams Perfect Periwinkle (SW 9065) and Vista Paint Zenith (0647) measure a delta-E of 5.24 apart. Perfect Periwinkle is 3.1 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 25.5 and 24. These read as related but distinct. Sample both before committing. If you need the Zenith depth in Sherwin-Williams's line, start from its LRV of 20.0 rather than matching by name.

What is the difference between Sherwin-Williams Perfect Periwinkle and Vista Paint Zenith?

Sherwin-Williams Perfect Periwinkle and Vista Paint Zenith are delta-E 5.24 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Sherwin-Williams Perfect Periwinkle and Vista Paint Zenith?

The measured color distance between Sherwin-Williams Perfect Periwinkle and Vista Paint Zenith is delta-E 5.24.

Which is lighter, Sherwin-Williams Perfect Periwinkle or Vista Paint Zenith?

Sherwin-Williams Perfect Periwinkle is lighter than Vista Paint Zenith by 3.1 points of light reflectance (LRV).

CLOSEST PAIRΔE 5.24 Perfect Periwinkle and Zenith
LIGHTESTPerfect Periwinkle LRV 23.1
DARKESTZenith LRV 20.0
SPREAD3.1LRV points

Side by side

measured values
Perfect Periwinkle Zenith
Brand Sherwin-Williams Vista Paint
Code SW 9065 0647
Hex #6487B0 #557EA2
Light reflectance 23.1 20.0
Undertone blue blue
Chroma 25.5 24.0
Hue angle 267.2° 260.2°
Color family blue blue

Each on its own

full detail