Simply Sage vs Coastal Plain
Simply Sage is a Behr color while Coastal Plain comes from Sherwin-Williams. Hue-wise, Simply Sage belongs to the grey family and Coastal Plain to the green-grey family. With LRVs of 38 and 37, they'll behave almost identically in terms of how much light they reflect back into a room. The tonal difference — Simply Sage's yellow character against Coastal Plain's neutral — becomes most visible against white trim or in morning light. With a ΔE of 2.5, the difference is subtle — you'd need them side by side to reliably tell them apart. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Simply Sage vs Coastal Plain in Real Spaces
2 real rooms side by side. Simply Sage and Coastal Plain are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The temperature contrast between Simply Sage and Coastal Plain is what sets these apart most in this context.
Kitchen
Kitchen lighting tends to be bright and directional, which sharpens contrast and makes undertone differences more apparent. The temperature contrast between Simply Sage and Coastal Plain is what sets these apart most in this context.
Color Details
Simply Sage vs Coastal Plain Simulated Comparison
5 simulated room previews — drag the slider on each to see Simply Sage on one side and Coastal Plain 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 Simply Sage comparisons
See how Simply Sage stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 38), opening up a space where Simply Sage encloses it.
At LRV 83 vs 38, White Dove is decisively the brighter choice.
At LRV 38 vs 6, Simply Sage is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 38), opening up a space where Simply Sage encloses it.
Simply Sage reads slightly lighter (LRV 38 vs 30), a gap that shows most in low-lit rooms.
At LRV 52 vs 38, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 38), opening up a space where Simply Sage encloses it.
At LRV 58 vs 38, Accessible Beige is decisively the brighter choice.
A 11-point LRV gap (38 vs 27) makes Simply Sage the marginally brighter of the two.
French Gray reads slightly lighter (LRV 43 vs 38), a gap that shows most in low-lit rooms.
Simply Sage reflects far more light (LRV 38 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 38, Tranquil Dawn is decisively the brighter choice.
At LRV 38 vs 13, Simply Sage is decisively the brighter choice.
A 5-point LRV gap (44 vs 38) makes Hardwick White the marginally brighter of the two.
Pure White reflects far more light (LRV 84 vs 38), opening up a space where Simply Sage encloses it.
Simply Sage reflects far more light (LRV 38 vs 21), opening up a space where Artichoke encloses it.
At LRV 66 vs 38, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 38, Shoji White is decisively the brighter choice.
At LRV 83 vs 38, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 38), opening up a space where Simply Sage encloses it.
At LRV 38 vs 12, Simply Sage is decisively the brighter choice.
At LRV 38 vs 8, Simply Sage is decisively the brighter choice.
At LRV 68 vs 38, Skimming Stone is decisively the brighter choice.
With LRVs of 41 and 38, the two reflect almost the same amount of light.
At LRV 38 vs 12, Simply Sage is decisively the brighter choice.
A 7-point LRV gap (45 vs 38) makes Saybrook Sage the marginally brighter of the two.
Simply Sage reads slightly lighter (LRV 38 vs 31), a gap that shows most in low-lit rooms.