Comparison

Afternoon Sky vs Utterly Blue

Dunn-Edwards DE5877 and Valspar 4006-7B, ΔE 2.3 apart

Dunn-Edwards Afternoon Sky DE5877 on a wall, hex #B0C6DF
Afternoon Sky Dunn-Edwards DE5877
Valspar Utterly Blue 4006-7B on a wall, hex #AFCAE1
Utterly Blue Valspar 4006-7B
Zeytin’s verdict · ΔE 2.3Close cousins. Paint a sample of each before you choose.

Dunn-Edwards Afternoon Sky (DE5877) and Valspar Utterly Blue (4006-7B) measure a delta-E of 2.3 apart. They sit within 1.1 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 15.1 and 15. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Afternoon Sky depth in Valspar's line, start from its LRV of 54.9 rather than matching by name.

Is Dunn-Edwards Afternoon Sky the same color as Valspar Utterly Blue?

Not quite, but close - Dunn-Edwards Afternoon Sky and Valspar Utterly Blue are delta-E 2.3 apart, close enough that most rooms would not show the difference.

What is the delta-E between Dunn-Edwards Afternoon Sky and Valspar Utterly Blue?

The measured color distance between Dunn-Edwards Afternoon Sky and Valspar Utterly Blue is delta-E 2.3.

Which is lighter, Dunn-Edwards Afternoon Sky or Valspar Utterly Blue?

Valspar Utterly Blue is lighter than Dunn-Edwards Afternoon Sky by 1.1 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.3 Afternoon Sky and Utterly Blue
LIGHTESTUtterly Blue LRV 56.0
DARKESTAfternoon Sky LRV 54.9
SPREAD1.1LRV points

Side by side

measured values
Afternoon Sky Utterly Blue
Brand Dunn-Edwards Valspar
Code DE5877 4006-7B
Hex #B0C6DF #AFCAE1
Light reflectance 54.9 56.0
Undertone blue blue
Chroma 15.1 15.0
Hue angle 261.9° 254.1°
Color family blue teal

Each on its own

full detail