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Open Air SW 6491
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Noticeable blue-green undertone
In CIELAB, Open Air sits at L* 87.1, a* -7.7, b* -3.2. Its hue angle is 202° and its chroma is 8.4, so it leans blue-green clearly enough to notice on a full wall. It classifies as cool. Among Sherwin-Williams colors with a similar LRV (±5), it is warmer (more yellow) than 11%.
LRV 70.1: very light
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 70.1, Open Air is lighter than 83% of Sherwin-Williams colors. Reflects most light. Works in dim rooms, north-facing spaces, ceilings and trim; can look stark in strong southern light.
Closest Benjamin Moore match to Open Air
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 | |
|---|---|---|---|---|
| Glacier Blue | 1653 | 1.76 | Very close | |
| Bird's Egg | 2051-60 | 2.07 | Close — difference visible side by side | |
| Crystal Springs | 764 | 2.35 | Close — difference visible side by side |
Closest Behr match to Open Air
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 | |
|---|---|---|---|---|
| Peek A Blue | T17-04 | 1.44 | Very close | |
| Beach Foam | S450-1 | 1.73 | Very close | |
| Sunken Pool | S440-1 | 1.97 | Very close |
Similar Sherwin-Williams colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Byte Blue | SW 6498 | 1.68 | Very close | |
| Bathe Blue | SW 6771 | 1.78 | Very close | |
| Bubble | SW 6770 | 2.05 | Close — difference visible side by side | |
| Aviary Blue | SW 6778 | 2.15 | Close — difference visible side by side | |
| Bravo Blue | SW 6784 | 2.53 | Close — difference visible side by side | |
| Atmospheric | SW 6505 | 2.62 | Close — difference visible side by side |
Lighter and darker versions
Colors from Sherwin-Williams with nearly the same hue and saturation, one step lighter or darker.
- Topsail SW 6217 · lighter, LRV 74.9
- Mantra SW 9631 · lighter, LRV 75.0
- Green Trance SW 6462 · lighter, LRV 75.4
- Balmy SW 6512 · darker, LRV 66.2
- Breaktime SW 6463 · darker, LRV 65.9
- Mild Blue SW 6533 · darker, LRV 65.4
Colors that go with Open Air
Sherwin-Williams's own coordinating colors for Open Air:
- Greek Villa SW 7551
- Magnetic Gray SW 7058
- Blue Horizon SW 6497
Color-theory pairings — the nearest Sherwin-Williams color to each rotated hue, keeping the same lightness and saturation:
- Charming Pink SW 6309 · complementary (180°)
- Breaktime SW 6463 · analogous (−30°)
- Balmy SW 6512 · analogous (+30°)
- Joyful Lilac SW 6972 · triadic (120°)
- Kestrel White SW 7516 · triadic (240°)
Open Air vs popular colors
- Palladian Blue (Benjamin Moore HC-144, ΔE 5.5) is darker (LRV 60.4 vs 70.1), more yellow/warm.
- Smoke (Benjamin Moore 2122-40, ΔE 6.1) is darker (LRV 56.4 vs 70.1), more yellow/warm, more red/pink, more muted.
- Gray Cashmere (Benjamin Moore 2138-60, ΔE 7.5) is darker (LRV 64.5 vs 70.1), more yellow/warm, more red/pink, more muted.