Comparison

Gray Shower vs Iron Frost

Benjamin Moore 2125-30 and Valspar 4007-2B, ΔE 1.84 apart

Benjamin Moore Gray Shower 2125-30 on a wall, hex #6D7378
Gray Shower Benjamin Moore 2125-30
Valspar Iron Frost 4007-2B on a wall, hex #687276
Iron Frost Valspar 4007-2B
Zeytin’s verdict · ΔE 1.84Twins, almost. Only daylight on a big wall tells them apart.

Benjamin Moore Gray Shower (2125-30) and Valspar Iron Frost (4007-2B) measure a delta-E of 1.84 apart. Gray Shower is 2 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 3.7 and 4.5. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Iron Frost depth in Benjamin Moore's line, start from its LRV of 16.3 rather than matching by name.

Is Benjamin Moore Gray Shower the same color as Valspar Iron Frost?

Not quite, but close - Benjamin Moore Gray Shower and Valspar Iron Frost are delta-E 1.84 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Gray Shower and Valspar Iron Frost?

The measured color distance between Benjamin Moore Gray Shower and Valspar Iron Frost is delta-E 1.84.

Which is lighter, Benjamin Moore Gray Shower or Valspar Iron Frost?

Benjamin Moore Gray Shower is lighter than Valspar Iron Frost by 2 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.84 Gray Shower and Iron Frost
LIGHTESTGray Shower LRV 18.3
DARKESTIron Frost LRV 16.3
SPREAD2LRV points

Side by side

measured values
Gray Shower Iron Frost
Brand Benjamin Moore Valspar
Code 2125-30 4007-2B
Hex #6D7378 #687276
Light reflectance 18.3 16.3
Undertone blue cast blue cast
Chroma 3.7 4.5
Hue angle 251.4° 230.7°
Color family gray gray

Each on its own

full detail