Comparison

Simply Posh vs Calm Tint

Behr MQ5-55 and Vista Paint 0645, ΔE 3.67 apart

Behr Simply Posh MQ5-55 on a wall, hex #8CB9D4
Simply Posh Behr MQ5-55
Vista Paint Calm Tint 0645 on a wall, hex #91B3CE
Calm Tint Vista Paint 0645
Zeytin’s verdict · ΔE 3.67Related, but your eyes will notice. These are different choices.

Behr Simply Posh (MQ5-55) and Vista Paint Calm Tint (0645) measure a delta-E of 3.67 apart. Simply Posh is 2 LRV points lighter, which is the difference you notice first. Simply Posh holds more color, chroma 20.2 against 18.2, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the Calm Tint depth in Behr's line, start from its LRV of 43.0 rather than matching by name.

What is the difference between Behr Simply Posh and Vista Paint Calm Tint?

Behr Simply Posh and Vista Paint Calm Tint are delta-E 3.67 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Behr Simply Posh and Vista Paint Calm Tint?

The measured color distance between Behr Simply Posh and Vista Paint Calm Tint is delta-E 3.67.

Which is lighter, Behr Simply Posh or Vista Paint Calm Tint?

Behr Simply Posh is lighter than Vista Paint Calm Tint by 2 points of light reflectance (LRV).

CLOSEST PAIRΔE 3.67 Simply Posh and Calm Tint
LIGHTESTSimply Posh LRV 45.0
DARKESTCalm Tint LRV 43.0
SPREAD2LRV points

Side by side

measured values
Simply Posh Calm Tint
Brand Behr Vista Paint
Code MQ5-55 0645
Hex #8CB9D4 #91B3CE
Light reflectance 45.0 43.0
Undertone blue blue
Chroma 20.2 18.2
Hue angle 245.5° 253.3°
Color family teal teal

Each on its own

full detail