Comparison

Mystery vs John's Blue

Behr MQ5-51 and Vista Paint 0617, ΔE 4.12 apart

Behr Mystery MQ5-51 on a wall, hex #849BB3
Mystery Behr MQ5-51
Vista Paint John's Blue 0617 on a wall, hex #87A4C0
John's Blue Vista Paint 0617
Zeytin’s verdict · ΔE 4.12Related, but your eyes will notice. These are different choices.

Behr Mystery (MQ5-51) and Vista Paint John's Blue (0617) measure a delta-E of 4.12 apart. John's Blue is 4 LRV points lighter, which is the difference you notice first. John's Blue holds more color, chroma 18 against 15.3, so it grays out less in dim light. These read as related but distinct. Sample both before committing. If you need the Mystery depth in Vista Paint's line, start from its LRV of 32.0 rather than matching by name.

What is the difference between Behr Mystery and Vista Paint John's Blue?

Behr Mystery and Vista Paint John's Blue are delta-E 4.12 apart - a difference that shows up on a wall, not just side by side on two chips.

What is the delta-E between Behr Mystery and Vista Paint John's Blue?

The measured color distance between Behr Mystery and Vista Paint John's Blue is delta-E 4.12.

Which is lighter, Behr Mystery or Vista Paint John's Blue?

Vista Paint John's Blue is lighter than Behr Mystery by 4 points of light reflectance (LRV).

CLOSEST PAIRΔE 4.12 Mystery and John's Blue
LIGHTESTJohn's Blue LRV 36.0
DARKESTMystery LRV 32.0
SPREAD4LRV points

Side by side

measured values
Mystery John's Blue
Brand Behr Vista Paint
Code MQ5-51 0617
Hex #849BB3 #87A4C0
Light reflectance 32.0 36.0
Undertone blue blue
Chroma 15.3 18.0
Hue angle 260.5° 259.0°
Color family blue blue

Each on its own

full detail