Comparison

Ocean Air vs Misty Morning

Benjamin Moore 2123-50 and Kilz TB-51, ΔE 1.73 apart

Benjamin Moore Ocean Air 2123-50 on a wall, hex #D3E1E1
Ocean Air Benjamin Moore 2123-50
Kilz Misty Morning TB-51 on a wall, hex #D7E1DF
Misty Morning Kilz TB-51
Zeytin’s verdict · ΔE 1.73Twins, almost. Only daylight on a big wall tells them apart.

Benjamin Moore Ocean Air (2123-50) and Kilz Misty Morning (TB-51) measure a delta-E of 1.73 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 4.9 and 3.7. The undertones part company: Ocean Air reads as a cool teal-gray at hue angle 199.2 degrees, Misty Morning as a green cast at 183.0. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Ocean Air depth in Kilz's line, start from its LRV of 71.8 rather than matching by name.

Is Benjamin Moore Ocean Air the same color as Kilz Misty Morning?

Not quite, but close - Benjamin Moore Ocean Air and Kilz Misty Morning are delta-E 1.73 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Ocean Air and Kilz Misty Morning?

The measured color distance between Benjamin Moore Ocean Air and Kilz Misty Morning is delta-E 1.73.

Which is lighter, Benjamin Moore Ocean Air or Kilz Misty Morning?

Kilz Misty Morning is lighter than Benjamin Moore Ocean Air by 1.2 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.73 Ocean Air and Misty Morning
LIGHTESTMisty Morning LRV 73.0
DARKESTOcean Air LRV 71.8
SPREAD1.2LRV points

Side by side

measured values
Ocean Air Misty Morning
Brand Benjamin Moore Kilz
Code 2123-50 TB-51
Hex #D3E1E1 #D7E1DF
Light reflectance 71.8 73.0
Undertone cool teal-gray green cast
Chroma 4.9 3.7
Hue angle 199.2° 183.0°
Color family gray gray

Each on its own

full detail