Comparison

Dresden Dream vs Notable Hue

PPG 1155-5 and Sherwin-Williams SW 6521, ΔE 1.41 apart

PPG Dresden Dream 1155-5 on a wall, hex #8EA7B9
Dresden Dream PPG 1155-5
Sherwin-Williams Notable Hue SW 6521 on a wall, hex #8BA7BB
Notable Hue Sherwin-Williams SW 6521
Zeytin’s verdict · ΔE 1.41Twins, almost. Only daylight on a big wall tells them apart.

PPG Dresden Dream (1155-5) and Sherwin-Williams Notable Hue (SW 6521) measure a delta-E of 1.41 apart. They sit within 1.3 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 13 and 14.4. The undertones part company: Dresden Dream reads as a blue undertone at hue angle 249.2 degrees, Notable Hue as a blue at 249.4. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Notable Hue depth in PPG's line, start from its LRV of 36.7 rather than matching by name.

Is PPG Dresden Dream the same color as Sherwin-Williams Notable Hue?

Not quite, but close - PPG Dresden Dream and Sherwin-Williams Notable Hue are delta-E 1.41 apart, close enough that most rooms would not show the difference.

What is the delta-E between PPG Dresden Dream and Sherwin-Williams Notable Hue?

The measured color distance between PPG Dresden Dream and Sherwin-Williams Notable Hue is delta-E 1.41.

Which is lighter, PPG Dresden Dream or Sherwin-Williams Notable Hue?

PPG Dresden Dream is lighter than Sherwin-Williams Notable Hue by 1.3 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.41 Dresden Dream and Notable Hue
LIGHTESTDresden Dream LRV 38.0
DARKESTNotable Hue LRV 36.7
SPREAD1.3LRV points

Side by side

measured values
Dresden Dream Notable Hue
Brand PPG Sherwin-Williams
Code 1155-5 SW 6521
Hex #8EA7B9 #8BA7BB
Light reflectance 38.0 36.7
Undertone blue undertone blue
Chroma 13.0 14.4
Hue angle 249.2° 249.4°
Color family teal teal

Each on its own

full detail