Ionian vs Pure White
Both are Sherwin-Williams colors. Hue-wise, Ionian belongs to the blue family and Pure White to the beige-greige family. At LRV 84 vs 20, Pure White will read as the brighter of the two — a 64-point gap that matters most in north-facing or low-light rooms. The tonal difference — Ionian's cool character against Pure White's warm — becomes most visible against white trim or in morning light. At ΔE 50.8, 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.
Ionian vs Pure White in Real Spaces
1 real room side by side. Seeing Ionian and Pure White 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 Pure White will make the room feel meaningfully brighter than Ionian would.
Color Details
Ionian vs Pure White Simulated Comparison
5 simulated room previews — drag the slider on each to see Ionian on one side and Pure White 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 Ionian comparisons
See how Ionian stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 20, White Dove is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 20), opening up a space where Ionian encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 20), a gap that shows most in low-lit rooms.
Agreeable Gray reflects far more light (LRV 60 vs 20), opening up a space where Ionian encloses it.
At LRV 58 vs 20, Accessible Beige is decisively the brighter choice.
A 7-point LRV gap (27 vs 20) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 20), opening up a space where Ionian encloses it.
At LRV 55 vs 20, Tranquil Dawn is decisively the brighter choice.
At LRV 44 vs 20, Hardwick White is decisively the brighter choice.
At LRV 66 vs 20, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 20, Shoji White is decisively the brighter choice.
A 8-point LRV gap (20 vs 12) makes Ionian the marginally brighter of the two.
At LRV 68 vs 20, Skimming Stone is decisively the brighter choice.
A 8-point LRV gap (20 vs 12) makes Ionian the marginally brighter of the two.
At LRV 45 vs 20, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 20), a gap that shows most in low-lit rooms.
Ionian reflects far more light (LRV 20 vs 7), opening up a space where Pine Needle encloses it.
Cement grey reads slightly lighter (LRV 24 vs 20), a gap that shows most in low-lit rooms.
Guilford Green reflects far more light (LRV 57 vs 20), opening up a space where Ionian encloses it.
Just Walnut reflects far more light (LRV 72 vs 20), opening up a space where Ionian encloses it.