Pewter Cast vs Pure White
Both from Sherwin-Williams's palette. Hue-wise, Pewter Cast belongs to the grey family and Pure White to the beige-greige family. Pure White (LRV 84) reflects noticeably more light than Pewter Cast (LRV 31), a difference of 53 points that becomes especially apparent in rooms with limited natural light. Pewter Cast runs neutral while Pure White is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 30.4, 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 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Pewter Cast vs Pure White in Real Spaces
4 real rooms side by side. Seeing Pewter Cast 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.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Pure White reflects noticeably more light off the walls, making the space read more open than Pewter Cast.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Pure White reflects noticeably more light off the walls, making the space read more open than Pewter Cast.
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 Pewter Cast.
Front Door
A front door is a focal point — small color differences read clearly at this concentrated scale. The LRV gap is large enough that Pure White will make the room feel meaningfully brighter than Pewter Cast would.
Color Details
Pewter Cast vs Pure White Simulated Comparison
5 simulated room previews — drag the slider on each to see Pewter Cast 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.