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Undercool SW 6957
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Saturated blue (a color, not a neutral)
In CIELAB, Undercool sits at L* 75.4, a* -13.7, b* -21.7. Its hue angle is 238° and its chroma is 25.6, so it reads as an outright blue rather than a neutral. It classifies as cool. Among Sherwin-Williams colors with a similar LRV (±5), it is warmer (more yellow) than 0%.
LRV 49.1: mid-tone
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 49.1, Undercool is lighter than 61% of Sherwin-Williams colors. Reads clearly as a color. Best in rooms with good natural light, or as an accent wall; small dark rooms may feel smaller.
Closest Benjamin Moore match to Undercool
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 | |
|---|---|---|---|---|
| Pool Party | 2059-50 | 1.44 | Very close | |
| Cayman Blue | 2060-50 | 1.66 | Very close | |
| St. Lucia Skies | 781 | 1.99 | Very close |
Closest Behr match to Undercool
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 | |
|---|---|---|---|---|
| Horizon Haze | 540B-4 | 0.66 | Practically identical | |
| Bliss Blue | 530B-4 | 2.43 | Close — difference visible side by side | |
| Caribbean Coast | 550D-4 | 3.00 | Close — difference visible side by side |
Similar Sherwin-Williams colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Sky Fall | SW 9049 | 1.78 | Very close | |
| Candid Blue | SW 6953 | 2.80 | Close — difference visible side by side | |
| Regale Blue | SW 6801 | 3.97 | Close — difference visible side by side | |
| Porch Ceiling | SW 9063 | 4.27 | Similar, clearly different | |
| Surfin' | SW 9048 | 5.16 | Similar, clearly different | |
| Flyway | SW 6794 | 5.24 | Similar, clearly different |
Lighter and darker versions
Colors from Sherwin-Williams with nearly the same hue and saturation, one step lighter or darker.
- Porch Ceiling SW 9063 · lighter, LRV 53.4
- Cloudless SW 6786 · lighter, LRV 56.2
- Bluebell SW 6793 · lighter, LRV 60.9
- Blue Beyond SW 6961 · darker, LRV 45.1
- Regale Blue SW 6801 · darker, LRV 42.2
- Nautilus SW 6780 · darker, LRV 41.8
Colors that go with Undercool
Sherwin-Williams's own coordinating colors for Undercool:
- Greek Villa SW 7551
- Bee's Wax SW 7682
- Pure White SW 7005
Color-theory pairings — the nearest Sherwin-Williams color to each rotated hue, keeping the same lightness and saturation:
- Creole Cottage SW 7706 · complementary (180°)
- Slick Blue SW 6949 · analogous (−30°)
- Blue Beyond SW 6961 · analogous (+30°)
- Fussy Pink SW 6853 · triadic (120°)
- Great Green SW 6430 · triadic (240°)
Undercool vs popular colors
- Smoke (Benjamin Moore 2122-40, ΔE 13.8) is lighter (LRV 56.4 vs 49.1), more yellow/warm, more red/pink, more muted.
- Palladian Blue (Benjamin Moore HC-144, ΔE 17.4) is lighter (LRV 60.4 vs 49.1), more yellow/warm, more red/pink, more muted.
- Coventry Gray (Benjamin Moore HC-169, ΔE 18.5) is about as light, more yellow/warm, more red/pink, more muted.