Comparison

River Gorge Gray vs Stonehenge Greige

Benjamin Moore 1537 and PPG 1024-5, ΔE 2.26 apart

Benjamin Moore River Gorge Gray 1537 on a wall, hex #A09A89
River Gorge Gray Benjamin Moore 1537
PPG Stonehenge Greige 1024-5 on a wall, hex #A79D8D
Stonehenge Greige PPG 1024-5
Zeytin’s verdict · ΔE 2.26Close cousins. Paint a sample of each before you choose.

Benjamin Moore River Gorge Gray (1537) and PPG Stonehenge Greige (1024-5) measure a delta-E of 2.26 apart. They sit within 1.2 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 9.7 and 9.7. Close, but a large sample of each will show the gap, particularly against white trim. If you need the River Gorge Gray depth in PPG's line, start from its LRV of 32.8 rather than matching by name.

Is Benjamin Moore River Gorge Gray the same color as PPG Stonehenge Greige?

Not quite, but close - Benjamin Moore River Gorge Gray and PPG Stonehenge Greige are delta-E 2.26 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore River Gorge Gray and PPG Stonehenge Greige?

The measured color distance between Benjamin Moore River Gorge Gray and PPG Stonehenge Greige is delta-E 2.26.

Which is lighter, Benjamin Moore River Gorge Gray or PPG Stonehenge Greige?

PPG Stonehenge Greige is lighter than Benjamin Moore River Gorge Gray by 1.2 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.26 River Gorge Gray and Stonehenge Greige
LIGHTESTStonehenge Greige LRV 34.0
DARKESTRiver Gorge Gray LRV 32.8
SPREAD1.2LRV points

Side by side

measured values
River Gorge Gray Stonehenge Greige
Brand Benjamin Moore PPG
Code 1537 1024-5
Hex #A09A89 #A79D8D
Light reflectance 32.8 34.0
Undertone yellow undertone yellow undertone
Chroma 9.7 9.7
Hue angle 94.8° 84.8°
Color family tan tan

Each on its own

full detail