Comparison

Sheffield Gray vs Deep Lagoon

PPG 1041-6 and Vista Paint 0507, ΔE 1.48 apart

PPG Sheffield Gray 1041-6 on a wall, hex #6B7680
Sheffield Gray PPG 1041-6
Vista Paint Deep Lagoon 0507 on a wall, hex #67737C
Deep Lagoon Vista Paint 0507
Zeytin’s verdict · ΔE 1.48Twins, almost. Only daylight on a big wall tells them apart.

PPG Sheffield Gray (1041-6) and Vista Paint Deep Lagoon (0507) measure a delta-E of 1.48 apart. They sit within 1 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 7.1 and 6.9. The undertones part company: Sheffield Gray reads as a blue undertone at hue angle 254.9 degrees, Deep Lagoon as a blue cast at 249.4. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Deep Lagoon depth in PPG's line, start from its LRV of 17.0 rather than matching by name.

Is PPG Sheffield Gray the same color as Vista Paint Deep Lagoon?

Not quite, but close - PPG Sheffield Gray and Vista Paint Deep Lagoon are delta-E 1.48 apart, close enough that most rooms would not show the difference.

What is the delta-E between PPG Sheffield Gray and Vista Paint Deep Lagoon?

The measured color distance between PPG Sheffield Gray and Vista Paint Deep Lagoon is delta-E 1.48.

Which is lighter, PPG Sheffield Gray or Vista Paint Deep Lagoon?

PPG Sheffield Gray is lighter than Vista Paint Deep Lagoon by 1 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.48 Sheffield Gray and Deep Lagoon
LIGHTESTSheffield Gray LRV 18.0
DARKESTDeep Lagoon LRV 17.0
SPREAD1LRV points

Side by side

measured values
Sheffield Gray Deep Lagoon
Brand PPG Vista Paint
Code 1041-6 0507
Hex #6B7680 #67737C
Light reflectance 18.0 17.0
Undertone blue undertone blue cast
Chroma 7.1 6.9
Hue angle 254.9° 249.4°
Color family blue gray

Each on its own

full detail