Comparison

Below Zero vs Blue Sky

Dunn-Edwards DE5835 and Vista Paint 7329, ΔE 3.66 apart

Dunn-Edwards Below Zero DE5835 on a wall, hex #87CDED
Below Zero Dunn-Edwards DE5835
Vista Paint Blue Sky 7329 on a wall, hex #8FC9EB
Blue Sky Vista Paint 7329
Zeytin’s verdict · ΔE 3.66Related, but your eyes will notice. These are different choices.

Dunn-Edwards Below Zero (DE5835) and Vista Paint Blue Sky (7329) measure a delta-E of 3.66 apart. Blue Sky is 7.1 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 26.5 and 24.9. These read as related but distinct. Sample both before committing. If you need the Below Zero depth in Vista Paint's line, start from its LRV of 54.9 rather than matching by name.

What is the difference between Dunn-Edwards Below Zero and Vista Paint Blue Sky?

Dunn-Edwards Below Zero and Vista Paint Blue Sky are delta-E 3.66 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Dunn-Edwards Below Zero and Vista Paint Blue Sky?

The measured color distance between Dunn-Edwards Below Zero and Vista Paint Blue Sky is delta-E 3.66.

Which is lighter, Dunn-Edwards Below Zero or Vista Paint Blue Sky?

Vista Paint Blue Sky is lighter than Dunn-Edwards Below Zero by 7.1 points of light reflectance (LRV).

CLOSEST PAIRΔE 3.66 Below Zero and Blue Sky
LIGHTESTBlue Sky LRV 62.0
DARKESTBelow Zero LRV 54.9
SPREAD7.1LRV points

Side by side

measured values
Below Zero Blue Sky
Brand Dunn-Edwards Vista Paint
Code DE5835 7329
Hex #87CDED #8FC9EB
Light reflectance 54.9 62.0
Undertone blue blue
Chroma 26.5 24.9
Hue angle 238.7° 245.8°
Color family teal teal

Each on its own

full detail