Perfect Periwinkle vs Pure White
Both from Sherwin-Williams's palette. Hue-wise, Perfect Periwinkle belongs to the blue family and Pure White to the beige-greige family. Pure White (LRV 84) reflects noticeably more light than Perfect Periwinkle (LRV 23), a difference of 61 points that becomes especially apparent in rooms with limited natural light. Perfect Periwinkle runs cool while Pure White is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 47.6, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Perfect Periwinkle vs Pure White in Real Spaces
1 real room side by side. Seeing Perfect Periwinkle and Pure White in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. Pure White reflects noticeably more light off the walls, making the space read more open than Perfect Periwinkle.
Color Details
Perfect Periwinkle vs Pure White Simulated Comparison
5 simulated room previews — drag the slider on each to see Perfect Periwinkle on one side and Pure White on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Perfect Periwinkle comparisons
See how Perfect Periwinkle stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 23), opening up a space where Perfect Periwinkle encloses it.
At LRV 83 vs 23, White Dove is decisively the brighter choice.
At LRV 23 vs 6, Perfect Periwinkle is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 23), opening up a space where Perfect Periwinkle encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 23), a gap that shows most in low-lit rooms.
At LRV 52 vs 23, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 23), opening up a space where Perfect Periwinkle encloses it.
At LRV 58 vs 23, Accessible Beige is decisively the brighter choice.
A 4-point LRV gap (27 vs 23) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 23), opening up a space where Perfect Periwinkle encloses it.
Perfect Periwinkle reflects far more light (LRV 23 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 23, Tranquil Dawn is decisively the brighter choice.
A 10-point LRV gap (23 vs 13) makes Perfect Periwinkle the marginally brighter of the two.
At LRV 44 vs 23, Hardwick White is decisively the brighter choice.
With LRVs of 23 and 21, the two reflect almost the same amount of light.
At LRV 66 vs 23, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 23, Shoji White is decisively the brighter choice.
At LRV 83 vs 23, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 23), opening up a space where Perfect Periwinkle encloses it.
A 11-point LRV gap (23 vs 12) makes Perfect Periwinkle the marginally brighter of the two.
At LRV 23 vs 8, Perfect Periwinkle is decisively the brighter choice.
At LRV 68 vs 23, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 23), opening up a space where Perfect Periwinkle encloses it.
A 11-point LRV gap (23 vs 12) makes Perfect Periwinkle the marginally brighter of the two.
At LRV 45 vs 23, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 23), a gap that shows most in low-lit rooms.
Perfect Periwinkle reflects far more light (LRV 23 vs 7), opening up a space where Pine Needle encloses it.