Comparison

Night Mist vs Marble Green

Benjamin Moore 1569 and Vista Paint 0454, ΔE 1.46 apart

Benjamin Moore Night Mist 1569 on a wall, hex #CFD3C8
Night Mist Benjamin Moore 1569
Vista Paint Marble Green 0454 on a wall, hex #CCD4C9
Marble Green Vista Paint 0454
Zeytin’s verdict · ΔE 1.46Twins, almost. Only daylight on a big wall tells them apart.

Benjamin Moore Night Mist (1569) and Vista Paint Marble Green (0454) measure a delta-E of 1.46 apart. Marble Green is 1.9 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 6 and 6.5. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Night Mist depth in Vista Paint's line, start from its LRV of 63.1 rather than matching by name.

Is Benjamin Moore Night Mist the same color as Vista Paint Marble Green?

Not quite, but close - Benjamin Moore Night Mist and Vista Paint Marble Green are delta-E 1.46 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Night Mist and Vista Paint Marble Green?

The measured color distance between Benjamin Moore Night Mist and Vista Paint Marble Green is delta-E 1.46.

Which is lighter, Benjamin Moore Night Mist or Vista Paint Marble Green?

Vista Paint Marble Green is lighter than Benjamin Moore Night Mist by 1.9 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.46 Night Mist and Marble Green
LIGHTESTMarble Green LRV 65.0
DARKESTNight Mist LRV 63.1
SPREAD1.9LRV points

Side by side

measured values
Night Mist Marble Green
Brand Benjamin Moore Vista Paint
Code 1569 0454
Hex #CFD3C8 #CCD4C9
Light reflectance 63.1 65.0
Undertone yellow-green cast yellow-green cast
Chroma 6.0 6.5
Hue angle 123.9° 136.4°
Color family gray gray

Each on its own

full detail