Comparison

Tidal Basin vs Bird's Egg Blue

Valspar 5001-7C and Vista Paint 7343, ΔE 2.84 apart

Valspar Tidal Basin 5001-7C on a wall, hex #66A8C5
Tidal Basin Valspar 5001-7C
Vista Paint Bird's Egg Blue 7343 on a wall, hex #64A1BF
Bird's Egg Blue Vista Paint 7343
Zeytin’s verdict · ΔE 2.84Close cousins. Paint a sample of each before you choose.

Valspar Tidal Basin (5001-7C) and Vista Paint Bird's Egg Blue (7343) measure a delta-E of 2.84 apart. Tidal Basin is 3 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 25.1 and 24.5. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Bird's Egg Blue depth in Valspar's line, start from its LRV of 31.0 rather than matching by name.

Is Valspar Tidal Basin the same color as Vista Paint Bird's Egg Blue?

Not quite, but close - Valspar Tidal Basin and Vista Paint Bird's Egg Blue are delta-E 2.84 apart, close enough that most rooms would not show the difference.

What is the delta-E between Valspar Tidal Basin and Vista Paint Bird's Egg Blue?

The measured color distance between Valspar Tidal Basin and Vista Paint Bird's Egg Blue is delta-E 2.84.

Which is lighter, Valspar Tidal Basin or Vista Paint Bird's Egg Blue?

Valspar Tidal Basin is lighter than Vista Paint Bird's Egg Blue by 3 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.84 Tidal Basin and Bird's Egg Blue
LIGHTESTTidal Basin LRV 34.0
DARKESTBird's Egg Blue LRV 31.0
SPREAD3LRV points

Side by side

measured values
Tidal Basin Bird's Egg Blue
Brand Valspar Vista Paint
Code 5001-7C 7343
Hex #66A8C5 #64A1BF
Light reflectance 34.0 31.0
Undertone blue blue
Chroma 25.1 24.5
Hue angle 238.4° 241.9°
Color family teal teal

Each on its own

full detail