Cool Slate vs Evergreen Fog
Where Cool Slate belongs to PPG's range, Evergreen Fog is a Sherwin-Williams color. Cool Slate reads as greige-grey, while Evergreen Fog reads as green-grey — two distinct hue families, not close cousins. Cool Slate (LRV 62) reflects noticeably more light than Evergreen Fog (LRV 30), a difference of 32 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 20.7, 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 7 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Cool Slate vs Evergreen Fog in Real Spaces
7 real rooms side by side. Seeing Cool Slate and Evergreen Fog in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The LRV gap is large enough that Cool Slate will make the room feel meaningfully brighter than Evergreen Fog would.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Cool Slate reflects noticeably more light off the walls, making the space read more open than Evergreen Fog.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Cool Slate reflects noticeably more light off the walls, making the space read more open than Evergreen Fog.
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. Cool Slate reflects noticeably more light off the walls, making the space read more open than Evergreen Fog.
Home Office
The test for a home office color isn't how it looks in a quick glance — it's whether it still feels right after a full day of work. Cool Slate reflects noticeably more light off the walls, making the space read more open than Evergreen Fog.
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. Cool Slate reflects noticeably more light off the walls, making the space read more open than Evergreen Fog.
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 Cool Slate will make the room feel meaningfully brighter than Evergreen Fog would.
Color Details
Cool Slate vs Evergreen Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see Cool Slate on one side and Evergreen Fog 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 Cool Slate comparisons
See how Cool Slate stacks up against other well-photographed colors across different brands and tones.
