Half Dome vs Greenblack
Where Half Dome belongs to PPG's range, Greenblack is a Sherwin-Williams color. Hue-wise, Half Dome belongs to the grey family and Greenblack to the green-grey family. Half Dome (LRV 50) reflects noticeably more light than Greenblack (LRV 4), a difference of 46 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 52.0, 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 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Half Dome vs Greenblack in Real Spaces
6 real rooms side by side. Seeing Half Dome and Greenblack 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 Half Dome will make the room feel meaningfully brighter than Greenblack 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. Half Dome reflects noticeably more light off the walls, making the space read more open than Greenblack.
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. Half Dome reflects noticeably more light off the walls, making the space read more open than Greenblack.
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. Half Dome reflects noticeably more light off the walls, making the space read more open than Greenblack.
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. Half Dome reflects noticeably more light off the walls, making the space read more open than Greenblack.
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 Half Dome will make the room feel meaningfully brighter than Greenblack would.
Color Details
Half Dome vs Greenblack Simulated Comparison
5 simulated room previews — drag the slider on each to see Half Dome on one side and Greenblack 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 Half Dome comparisons
See how Half Dome stacks up against other well-photographed colors across different brands and tones.
