Comparison

Stonybrook vs Gray Heron

Benjamin Moore 1566 and PPG 1033-5, ΔE 2.44 apart

Benjamin Moore Stonybrook 1566 on a wall, hex #8B9490
Stonybrook Benjamin Moore 1566
PPG Gray Heron 1033-5 on a wall, hex #89928A
Gray Heron PPG 1033-5
Zeytin’s verdict · ΔE 2.44Close cousins. Paint a sample of each before you choose.

Benjamin Moore Stonybrook (1566) and PPG Gray Heron (1033-5) measure a delta-E of 2.44 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 4.2 and 5.8. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Gray Heron depth in Benjamin Moore's line, start from its LRV of 28.0 rather than matching by name.

Is Benjamin Moore Stonybrook the same color as PPG Gray Heron?

Not quite, but close - Benjamin Moore Stonybrook and PPG Gray Heron are delta-E 2.44 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Stonybrook and PPG Gray Heron?

The measured color distance between Benjamin Moore Stonybrook and PPG Gray Heron is delta-E 2.44.

Which is lighter, Benjamin Moore Stonybrook or PPG Gray Heron?

Benjamin Moore Stonybrook is lighter than PPG Gray Heron by 1.3 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.44 Stonybrook and Gray Heron
LIGHTESTStonybrook LRV 29.3
DARKESTGray Heron LRV 28.0
SPREAD1.3LRV points

Side by side

measured values
Stonybrook Gray Heron
Brand Benjamin Moore PPG
Code 1566 1033-5
Hex #8B9490 #89928A
Light reflectance 29.3 28.0
Undertone green cast green cast
Chroma 4.2 5.8
Hue angle 166.4° 147.3°
Color family gray gray

Each on its own

full detail