Comparison

Through the Looking Glass vs Covered in Platinum

Benjamin Moore CSP-495 and Dunn-Edwards DE6367, ΔE 2.16 apart

Benjamin Moore Through the Looking Glass CSP-495 on a wall, hex #C0BCBC
Through the Looking Glass Benjamin Moore CSP-495
Dunn-Edwards Covered in Platinum DE6367 on a wall, hex #B9BABA
Covered in Platinum Dunn-Edwards DE6367
Zeytin’s verdict · ΔE 2.16Close cousins. Paint a sample of each before you choose.

Benjamin Moore Through the Looking Glass (CSP-495) and Dunn-Edwards Covered in Platinum (DE6367) measure a delta-E of 2.16 apart. Through the Looking Glass is 2 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 1.5 and 0.4. The undertones part company: Through the Looking Glass reads as a true neutral at hue angle 19.3 degrees, Covered in Platinum as a cool teal-gray at 200.9. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Covered in Platinum depth in Benjamin Moore's line, start from its LRV of 49.0 rather than matching by name.

Is Benjamin Moore Through the Looking Glass the same color as Dunn-Edwards Covered in Platinum?

Not quite, but close - Benjamin Moore Through the Looking Glass and Dunn-Edwards Covered in Platinum are delta-E 2.16 apart, close enough that most rooms would not show the difference.

What is the delta-E between Benjamin Moore Through the Looking Glass and Dunn-Edwards Covered in Platinum?

The measured color distance between Benjamin Moore Through the Looking Glass and Dunn-Edwards Covered in Platinum is delta-E 2.16.

Which is lighter, Benjamin Moore Through the Looking Glass or Dunn-Edwards Covered in Platinum?

Benjamin Moore Through the Looking Glass is lighter than Dunn-Edwards Covered in Platinum by 2 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.16 Through the Looking Glass and Covered in Platinum
LIGHTESTThrough the Looking Glass LRV 51.0
DARKESTCovered in Platinum LRV 49.0
SPREAD2LRV points

Side by side

measured values
Through the Looking Glass Covered in Platinum
Brand Benjamin Moore Dunn-Edwards
Code CSP-495 DE6367
Hex #C0BCBC #B9BABA
Light reflectance 51.0 49.0
Undertone true neutral cool teal-gray
Chroma 1.5 0.4
Hue angle 19.3° 200.9°
Color family gray gray

Each on its own

full detail