Comparison

Lazy Caterpillar vs Fountain Frolic

Dunn-Edwards DE5561 and PPG 1119-2, ΔE 1.25 apart

Dunn-Edwards Lazy Caterpillar DE5561 on a wall, hex #E2E5C7
Lazy Caterpillar Dunn-Edwards DE5561
PPG Fountain Frolic 1119-2 on a wall, hex #E4E4C5
Fountain Frolic PPG 1119-2
Zeytin’s verdict · ΔE 1.25Twins, almost. Only daylight on a big wall tells them apart.

Dunn-Edwards Lazy Caterpillar (DE5561) and PPG Fountain Frolic (1119-2) measure a delta-E of 1.25 apart. Lazy Caterpillar is 2.3 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 15.5 and 16. The undertones part company: Lazy Caterpillar reads as a yellow-green at hue angle 113.0 degrees, Fountain Frolic as a yellow at 108.9. The difference is measurable but subtle. It shows on a large wall in strong daylight and disappears under lamplight. If you need the Fountain Frolic depth in Dunn-Edwards's line, start from its LRV of 74.0 rather than matching by name.

Is Dunn-Edwards Lazy Caterpillar the same color as PPG Fountain Frolic?

Not quite, but close - Dunn-Edwards Lazy Caterpillar and PPG Fountain Frolic are delta-E 1.25 apart, close enough that most rooms would not show the difference.

What is the delta-E between Dunn-Edwards Lazy Caterpillar and PPG Fountain Frolic?

The measured color distance between Dunn-Edwards Lazy Caterpillar and PPG Fountain Frolic is delta-E 1.25.

Which is lighter, Dunn-Edwards Lazy Caterpillar or PPG Fountain Frolic?

Dunn-Edwards Lazy Caterpillar is lighter than PPG Fountain Frolic by 2.3 points of light reflectance (LRV).

CLOSEST PAIRΔE 1.25 Lazy Caterpillar and Fountain Frolic
LIGHTESTLazy Caterpillar LRV 76.3
DARKESTFountain Frolic LRV 74.0
SPREAD2.3LRV points

Side by side

measured values
Lazy Caterpillar Fountain Frolic
Brand Dunn-Edwards PPG
Code DE5561 1119-2
Hex #E2E5C7 #E4E4C5
Light reflectance 76.3 74.0
Undertone yellow-green yellow
Chroma 15.5 16.0
Hue angle 113.0° 108.9°
Color family yellow yellow

Each on its own

full detail