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Ionian SW 6754
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Saturated blue-green (a color, not a neutral)
In CIELAB, Ionian sits at L* 51.8, a* -29.9, b* 2.7. Its hue angle is 175° and its chroma is 30.1, so it reads as an outright blue-green rather than a neutral. It classifies as cool. Among Sherwin-Williams colors with a similar LRV (±5), it is warmer (more yellow) than 30%.
LRV 20.0: dark
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 20.0, Ionian is lighter than 25% of Sherwin-Williams colors. Absorbs most light. Good for accent walls, cabinets, doors and exteriors; needs good lighting indoors.
Closest Benjamin Moore match to Ionian
Ranked by CIEDE2000 color difference (ΔE) computed from published RGB values. Below 2 is hard to tell apart on the wall; above 4 is a different color.
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Juniper Green | 601 | 2.21 | Close — difference visible side by side | |
| Geddy Verdigris | CW-550 | 2.62 | Close — difference visible side by side | |
| Green Gables | 2041-30 | 2.93 | Close — difference visible side by side |
Closest Behr match to Ionian
Ranked by CIEDE2000 color difference (ΔE) computed from published RGB values. Below 2 is hard to tell apart on the wall; above 4 is a different color. Behr does not publish LRV, so Behr values here are estimates.
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Mermaid Sea | P440-7 | 3.88 | Close — difference visible side by side | |
| Mystic Turquoise | P450-7 | 4.03 | Similar, clearly different | |
| Esmeralda | P440-6 | 4.17 | Similar, clearly different |
Similar Sherwin-Williams colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Thermal Spring | SW 6761 | 3.05 | Close — difference visible side by side | |
| Nifty Turquoise | SW 6941 | 5.33 | Similar, clearly different | |
| Alexandrite | SW 0060 | 5.54 | Similar, clearly different | |
| Surf Green | SW 6473 | 7.22 | Similar, clearly different | |
| Lagoon | SW 6480 | 7.34 | Similar, clearly different | |
| Argyle | SW 6747 | 8.13 | Same family only |
Lighter and darker versions
Colors from Sherwin-Williams with nearly the same hue and saturation, one step lighter or darker.
- Nifty Turquoise SW 6941 · lighter, LRV 21.0
- Alexandrite SW 0060 · lighter, LRV 22.2
- Turquish SW 6939 · lighter, LRV 27.2
- Poseidon SW 6762 · darker, LRV 11.3
- Starboard SW 6755 · darker, LRV 10.9
- Cape Verde SW 6482 · darker, LRV 6.8
Colors that go with Ionian
Sherwin-Williams's own coordinating colors for Ionian:
- Kestrel White SW 7516
- Pavilion Beige SW 7512
- Embellished Blue SW 6749
Color-theory pairings — the nearest Sherwin-Williams color to each rotated hue, keeping the same lightness and saturation:
- Moss Rose SW 6291 · complementary (180°)
- Kilkenny SW 6740 · analogous (−30°)
- Tempo Teal SW 6947 · analogous (+30°)
- Gentian SW 6817 · triadic (120°)
- Brandywine SW 7710 · triadic (240°)
Ionian vs popular colors
- Aegean Teal (Benjamin Moore 2136-40, ΔE 14.5) is lighter (LRV 25.1 vs 20.0), more blue/cool, more red/pink, more muted.
- Amherst Gray (Benjamin Moore HC-167, ΔE 20.2) is about as light, more red/pink, more muted.
- Evergreen Fog (Sherwin-Williams SW 9130, ΔE 21.0) is lighter (LRV 30.4 vs 20.0), more yellow/warm, more red/pink, more muted.