Comparison

Perfectly Blue vs Blue Sky

Valspar 4007-9B and Vista Paint 7329, ΔE 6.78 apart

Valspar Perfectly Blue 4007-9B on a wall, hex #9FD0E7
Perfectly Blue Valspar 4007-9B
Vista Paint Blue Sky 7329 on a wall, hex #8FC9EB
Blue Sky Vista Paint 7329
Zeytin’s verdict · ΔE 6.78Not even close. Pick the one you actually want.

Valspar Perfectly Blue (4007-9B) and Vista Paint Blue Sky (7329) measure a delta-E of 6.78 apart. Blue Sky is 4 LRV points lighter, which is the difference you notice first. Blue Sky holds more color, chroma 24.9 against 19.6, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the Perfectly Blue depth in Vista Paint's line, start from its LRV of 58.0 rather than matching by name.

What is the difference between Valspar Perfectly Blue and Vista Paint Blue Sky?

Valspar Perfectly Blue and Vista Paint Blue Sky are delta-E 6.78 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Valspar Perfectly Blue and Vista Paint Blue Sky?

The measured color distance between Valspar Perfectly Blue and Vista Paint Blue Sky is delta-E 6.78.

Which is lighter, Valspar Perfectly Blue or Vista Paint Blue Sky?

Vista Paint Blue Sky is lighter than Valspar Perfectly Blue by 4 points of light reflectance (LRV).

Which is more saturated, Valspar Perfectly Blue or Vista Paint Blue Sky?

Vista Paint Blue Sky carries more color than Valspar Perfectly Blue - a higher chroma value means a more intense, less grey color.

CLOSEST PAIRΔE 6.78 Perfectly Blue and Blue Sky
LIGHTESTBlue Sky LRV 62.0
DARKESTPerfectly Blue LRV 58.0
SPREAD4LRV points

Side by side

measured values
Perfectly Blue Blue Sky
Brand Valspar Vista Paint
Code 4007-9B 7329
Hex #9FD0E7 #8FC9EB
Light reflectance 58.0 62.0
Undertone blue blue
Chroma 19.6 24.9
Hue angle 237.4° 245.8°
Color family teal teal

Each on its own

full detail