Comparison

Undercool vs Blue Sky

Sherwin-Williams SW 6957 and Vista Paint 7329, ΔE 4.61 apart

Sherwin-Williams Undercool SW 6957 on a wall, hex #7FC3E1
Undercool Sherwin-Williams SW 6957
Vista Paint Blue Sky 7329 on a wall, hex #8FC9EB
Blue Sky Vista Paint 7329
Zeytin’s verdict · ΔE 4.61Related, but your eyes will notice. These are different choices.

Sherwin-Williams Undercool (SW 6957) and Vista Paint Blue Sky (7329) measure a delta-E of 4.61 apart. Blue Sky is 12.9 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 25.6 and 24.9. These read as related but distinct. Sample both before committing. If you need the Undercool depth in Vista Paint's line, start from its LRV of 49.1 rather than matching by name.

What is the difference between Sherwin-Williams Undercool and Vista Paint Blue Sky?

Sherwin-Williams Undercool and Vista Paint Blue Sky are delta-E 4.61 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 Undercool and Vista Paint Blue Sky?

The measured color distance between Sherwin-Williams Undercool and Vista Paint Blue Sky is delta-E 4.61.

Which is lighter, Sherwin-Williams Undercool or Vista Paint Blue Sky?

Vista Paint Blue Sky is lighter than Sherwin-Williams Undercool by 12.9 points of light reflectance (LRV).

CLOSEST PAIRΔE 4.61 Undercool and Blue Sky
LIGHTESTBlue Sky LRV 62.0
DARKESTUndercool LRV 49.1
SPREAD12.9LRV points

Side by side

measured values
Undercool Blue Sky
Brand Sherwin-Williams Vista Paint
Code SW 6957 7329
Hex #7FC3E1 #8FC9EB
Light reflectance 49.1 62.0
Undertone blue blue
Chroma 25.6 24.9
Hue angle 237.7° 245.8°
Color family teal teal

Each on its own

full detail