Heartfelt vs Mountain Air
Both from Sherwin-Williams's palette. Heartfelt reads as pink-red, while Mountain Air reads as blue-grey — two distinct hue families, not close cousins. Mountain Air (LRV 73) reflects noticeably more light than Heartfelt (LRV 17), a difference of 56 points that becomes especially apparent in rooms with limited natural light. Heartfelt runs warm while Mountain Air is decidedly cool, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 65.6, 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.
Heartfelt vs Mountain Air in Real Spaces
1 real room side by side. Seeing Heartfelt and Mountain Air in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Dining Room
A dining room lit by a dimmed pendant or candles is one of the most forgiving environments for paint — warm light softens almost everything. Mountain Air returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Heartfelt vs Mountain Air Simulated Comparison
5 simulated room previews — drag the slider on each to see Heartfelt on one side and Mountain Air 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.