Comparison

Light Gray vs Young Colt

Farrow & Ball 17 and Vista Paint 0198, ΔE 2.64 apart

Farrow & Ball Light Gray 17 on a wall, hex #AFA592
Light Gray Farrow & Ball 17
Vista Paint Young Colt 0198 on a wall, hex #AA9F8F
Young Colt Vista Paint 0198
Zeytin’s verdict · ΔE 2.64Close cousins. Paint a sample of each before you choose.

Farrow & Ball Light Gray (17) and Vista Paint Young Colt (0198) measure a delta-E of 2.64 apart. Light Gray is 2.1 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 11.2 and 9.9. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Young Colt depth in Farrow & Ball's line, start from its LRV of 36.0 rather than matching by name.

Is Farrow & Ball Light Gray the same color as Vista Paint Young Colt?

Not quite, but close - Farrow & Ball Light Gray and Vista Paint Young Colt are delta-E 2.64 apart, close enough that most rooms would not show the difference.

What is the delta-E between Farrow & Ball Light Gray and Vista Paint Young Colt?

The measured color distance between Farrow & Ball Light Gray and Vista Paint Young Colt is delta-E 2.64.

Which is lighter, Farrow & Ball Light Gray or Vista Paint Young Colt?

Farrow & Ball Light Gray is lighter than Vista Paint Young Colt by 2.1 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.64 Light Gray and Young Colt
LIGHTESTLight Gray LRV 38.1
DARKESTYoung Colt LRV 36.0
SPREAD2.1LRV points

Side by side

measured values
Light Gray Young Colt
Brand Farrow & Ball Vista Paint
Code 17 0198
Hex #AFA592 #AA9F8F
Light reflectance 38.1 36.0
Undertone yellow undertone yellow undertone
Chroma 11.2 9.9
Hue angle 88.1° 82.7°
Color family tan tan

Each on its own

full detail