Comparison

Serene Thought vs Fiorito

Dunn-Edwards DE6234 and Vista Paint 0371, ΔE 2.89 apart

Dunn-Edwards Serene Thought DE6234 on a wall, hex #C5C0AC
Serene Thought Dunn-Edwards DE6234
Vista Paint Fiorito 0371 on a wall, hex #C1C1B1
Fiorito Vista Paint 0371
Zeytin’s verdict · ΔE 2.89Close cousins. Paint a sample of each before you choose.

Dunn-Edwards Serene Thought (DE6234) and Vista Paint Fiorito (0371) measure a delta-E of 2.89 apart. Fiorito is 1.5 LRV points lighter, which is the difference you notice first. Serene Thought holds more color, chroma 10.8 against 8.5, so it grays out less in dim light. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Serene Thought depth in Vista Paint's line, start from its LRV of 52.5 rather than matching by name.

Is Dunn-Edwards Serene Thought the same color as Vista Paint Fiorito?

Not quite, but close - Dunn-Edwards Serene Thought and Vista Paint Fiorito are delta-E 2.89 apart, close enough that most rooms would not show the difference.

What is the delta-E between Dunn-Edwards Serene Thought and Vista Paint Fiorito?

The measured color distance between Dunn-Edwards Serene Thought and Vista Paint Fiorito is delta-E 2.89.

Which is lighter, Dunn-Edwards Serene Thought or Vista Paint Fiorito?

Vista Paint Fiorito is lighter than Dunn-Edwards Serene Thought by 1.5 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.89 Serene Thought and Fiorito
LIGHTESTFiorito LRV 54.0
DARKESTSerene Thought LRV 52.5
SPREAD1.5LRV points

Side by side

measured values
Serene Thought Fiorito
Brand Dunn-Edwards Vista Paint
Code DE6234 0371
Hex #C5C0AC #C1C1B1
Light reflectance 52.5 54.0
Undertone yellow undertone yellow undertone
Chroma 10.8 8.5
Hue angle 99.0° 109.4°
Color family tan yellow

Each on its own

full detail