Comparison

Black Walnut vs Rookwood Dark Brown

Dunn-Edwards DE6063 and Sherwin-Williams SW 2808, ΔE 1.74 apart

Dunn-Edwards Black Walnut DE6063 on a wall, hex #5E4F46
Black Walnut Dunn-Edwards DE6063
Sherwin-Williams Rookwood Dark Brown SW 2808 on a wall, hex #5F4D43
Rookwood Dark Brown Sherwin-Williams SW 2808
Zeytin’s verdict · ΔE 1.74Twins, almost. Only daylight on a big wall tells them apart.

Dunn-Edwards Black Walnut (DE6063) and Sherwin-Williams Rookwood Dark Brown (SW 2808) measure a delta-E of 1.74 apart. They sit within 0.3 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 8.9 and 10.5. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Rookwood Dark Brown depth in Dunn-Edwards's line, start from its LRV of 8.1 rather than matching by name.

Is Dunn-Edwards Black Walnut the same color as Sherwin-Williams Rookwood Dark Brown?

Not quite, but close - Dunn-Edwards Black Walnut and Sherwin-Williams Rookwood Dark Brown are delta-E 1.74 apart, close enough that most rooms would not show the difference.

What is the delta-E between Dunn-Edwards Black Walnut and Sherwin-Williams Rookwood Dark Brown?

The measured color distance between Dunn-Edwards Black Walnut and Sherwin-Williams Rookwood Dark Brown is delta-E 1.74.

CLOSEST PAIRΔE 1.74 Black Walnut and Rookwood Dark Brown
LIGHTESTBlack Walnut LRV 8.4
DARKESTRookwood Dark Brown LRV 8.1
SPREAD0.3LRV points

Side by side

measured values
Black Walnut Rookwood Dark Brown
Brand Dunn-Edwards Sherwin-Williams
Code DE6063 SW 2808
Hex #5E4F46 #5F4D43
Light reflectance 8.4 8.1
Undertone orange undertone orange undertone
Chroma 8.9 10.5
Hue angle 58.6° 56.3°
Color family black black

Each on its own

full detail