Comparison

Soft Amethyst vs Noteworthy

PPG 1178-4 and Vista Paint 1204, ΔE 2.63 apart

PPG Soft Amethyst 1178-4 on a wall, hex #CFB7C9
Soft Amethyst PPG 1178-4
Vista Paint Noteworthy 1204 on a wall, hex #D8BBCD
Noteworthy Vista Paint 1204
Zeytin’s verdict · ΔE 2.63Close cousins. Paint a sample of each before you choose.

PPG Soft Amethyst (1178-4) and Vista Paint Noteworthy (1204) measure a delta-E of 2.63 apart. Noteworthy is 4 LRV points lighter, which is the difference you notice first. Both carry a similar amount of color, at chroma 13.1 and 14.4. The undertones part company: Soft Amethyst reads as a purple undertone at hue angle 333.1 degrees, Noteworthy as a purple at 338.7. Close, but a large sample of each will show the gap, particularly against white trim. If you need the Soft Amethyst depth in Vista Paint's line, start from its LRV of 51.0 rather than matching by name.

Is PPG Soft Amethyst the same color as Vista Paint Noteworthy?

Not quite, but close - PPG Soft Amethyst and Vista Paint Noteworthy are delta-E 2.63 apart, close enough that most rooms would not show the difference.

What is the delta-E between PPG Soft Amethyst and Vista Paint Noteworthy?

The measured color distance between PPG Soft Amethyst and Vista Paint Noteworthy is delta-E 2.63.

Which is lighter, PPG Soft Amethyst or Vista Paint Noteworthy?

Vista Paint Noteworthy is lighter than PPG Soft Amethyst by 4 points of light reflectance (LRV).

CLOSEST PAIRΔE 2.63 Soft Amethyst and Noteworthy
LIGHTESTNoteworthy LRV 55.0
DARKESTSoft Amethyst LRV 51.0
SPREAD4LRV points

Side by side

measured values
Soft Amethyst Noteworthy
Brand PPG Vista Paint
Code 1178-4 1204
Hex #CFB7C9 #D8BBCD
Light reflectance 51.0 55.0
Undertone purple undertone purple
Chroma 13.1 14.4
Hue angle 333.1° 338.7°
Color family pink pink

Each on its own

full detail