Agreeable Gray vs Ionian
Both are Sherwin-Williams colors. Hue-wise, Agreeable Gray belongs to the greige-grey family and Ionian to the blue family. At LRV 60 vs 20, Agreeable Gray will read as the brighter of the two — a 40-point gap that matters most in north-facing or low-light rooms. The tonal difference — Agreeable Gray's warm character against Ionian's cool — becomes most visible against white trim or in morning light. At ΔE 42.8, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Agreeable Gray vs Ionian in Real Spaces
1 real room side by side. Seeing Agreeable Gray and Ionian in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. The LRV gap is large enough that Agreeable Gray will make the room feel meaningfully brighter than Ionian would.
Color Details
Agreeable Gray vs Ionian Simulated Comparison
5 simulated room previews — drag the slider on each to see Agreeable Gray on one side and Ionian 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 Agreeable Gray comparisons
See how Agreeable Gray stacks up against other well-photographed colors across different brands and tones.










































