Comparison

Diamonds Therapy vs Marshmallow

Behr BWC-30 and Sherwin-Williams SW 7001, ΔE 1.66 apart

Behr Diamonds Therapy BWC-30 on a wall, hex #E9E8E0
Diamonds Therapy Behr BWC-30
Sherwin-Williams Marshmallow SW 7001 on a wall, hex #EEE9E0
Marshmallow Sherwin-Williams SW 7001
Zeytin’s verdict · ΔE 1.66Twins, almost. Only daylight on a big wall tells them apart.

Behr Diamonds Therapy (BWC-30) and Sherwin-Williams Marshmallow (SW 7001) measure a delta-E of 1.66 apart. Marshmallow is 1.7 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 4.1 and 5. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Diamonds Therapy depth in Sherwin-Williams's line, start from its LRV of 80.0 rather than matching by name.

Is Behr Diamonds Therapy the same color as Sherwin-Williams Marshmallow?

Not quite, but close - Behr Diamonds Therapy and Sherwin-Williams Marshmallow are delta-E 1.66 apart, close enough that most rooms would not show the difference.

What is the delta-E between Behr Diamonds Therapy and Sherwin-Williams Marshmallow?

The measured color distance between Behr Diamonds Therapy and Sherwin-Williams Marshmallow is delta-E 1.66.

Which is lighter, Behr Diamonds Therapy or Sherwin-Williams Marshmallow?

Sherwin-Williams Marshmallow is lighter than Behr Diamonds Therapy by 1.7 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.66 Diamonds Therapy and Marshmallow
LIGHTESTMarshmallow LRV 81.7
DARKESTDiamonds Therapy LRV 80.0
SPREAD1.7LRV points

Side by side

measured values
Diamonds Therapy Marshmallow
Brand Behr Sherwin-Williams
Code BWC-30 SW 7001
Hex #E9E8E0 #EEE9E0
Light reflectance 80.0 81.7
Undertone yellow cast yellow cast
Chroma 4.1 5.0
Hue angle 104.8° 88.4°
Color family gray gray

Each on its own

full detail