Comparison

Light French Gray vs Hi Ho Silver

Sherwin-Williams SW 0055 and Vista Paint 8330, ΔE 2.86 apart

Sherwin-Williams Light French Gray SW 0055 on a wall, hex #C2C0BB
Light French Gray Sherwin-Williams SW 0055
Vista Paint Hi Ho Silver 8330 on a wall, hex #BFBFB5
Hi Ho Silver Vista Paint 8330
Zeytin’s verdict · ΔE 2.86Close cousins. Paint a sample of each before you choose.

Sherwin-Williams Light French Gray (SW 0055) and Vista Paint Hi Ho Silver (8330) measure a delta-E of 2.86 apart. Light French Gray is 2.6 LRV points lighter, which is the difference you notice first. Hi Ho Silver holds more color, chroma 5.3 against 2.8, so it grays out less in dim light. The undertones part company: Light French Gray reads as a true neutral at hue angle 94.2 degrees, Hi Ho Silver as a yellow cast at 109.7. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Hi Ho Silver depth in Sherwin-Williams's line, start from its LRV of 50.0 rather than matching by name.

Is Sherwin-Williams Light French Gray the same color as Vista Paint Hi Ho Silver?

Not quite, but close - Sherwin-Williams Light French Gray and Vista Paint Hi Ho Silver are delta-E 2.86 apart, close enough that most rooms would not show the difference.

What is the delta-E between Sherwin-Williams Light French Gray and Vista Paint Hi Ho Silver?

The measured color distance between Sherwin-Williams Light French Gray and Vista Paint Hi Ho Silver is delta-E 2.86.

Which is lighter, Sherwin-Williams Light French Gray or Vista Paint Hi Ho Silver?

Sherwin-Williams Light French Gray is lighter than Vista Paint Hi Ho Silver by 2.6 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.86 Light French Gray and Hi Ho Silver
LIGHTESTLight French Gray LRV 52.6
DARKESTHi Ho Silver LRV 50.0
SPREAD2.6LRV points

Side by side

measured values
Light French Gray Hi Ho Silver
Brand Sherwin-Williams Vista Paint
Code SW 0055 8330
Hex #C2C0BB #BFBFB5
Light reflectance 52.6 50.0
Undertone true neutral yellow cast
Chroma 2.8 5.3
Hue angle 94.2° 109.7°
Color family gray gray

Each on its own

full detail