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Blue Grotto SW 2941
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, Blue Grotto sits at L* 31.0, a* -6.6, b* -25.8. Its hue angle is 256° and its chroma is 26.7, 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 1%.
LRV 0.0: very dark
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 0.0, Blue Grotto is lighter than 0% of Sherwin-Williams colors. Near-black depth. Use on doors, trim, cabinetry, exteriors or moody rooms with strong artificial lighting.
Closest Benjamin Moore match to Blue Grotto
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 | |
|---|---|---|---|---|
| Caribbean Azure | 2059-20 | 2.71 | Close — difference visible side by side | |
| Mistral | CC-842 | 2.87 | Close — difference visible side by side | |
| Adriatic Sea | CSP-660 | 3.18 | Close — difference visible side by side |
Closest Behr match to Blue Grotto
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 | |
|---|---|---|---|---|
| Royal Breeze | S-H-560 | 3.92 | Close — difference visible side by side | |
| Blueberry Twist | S-H-570 | 4.55 | Similar, clearly different | |
| Planetarium | 560D-7 | 5.14 | Similar, clearly different |
Similar Sherwin-Williams colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Dignity Blue | SW 6804 | 2.07 | Close — difference visible side by side | |
| Regatta | SW 6517 | 4.03 | Similar, clearly different | |
| Loyal Blue | SW 6510 | 4.46 | Similar, clearly different | |
| Blueblood | SW 6966 | 4.77 | Similar, clearly different | |
| Jay Blue | SW 6797 | 5.20 | Similar, clearly different | |
| Endless Sea | SW 9150 | 5.69 | Similar, clearly different |
Lighter and darker versions
Colors from Sherwin-Williams with nearly the same hue and saturation, one step lighter or darker.
- Regatta SW 6517 · lighter, LRV 8.3
- Endless Sea SW 9150 · lighter, LRV 8.7
- Bosporus SW 6503 · lighter, LRV 8.8
- Dress Blues SW 9176 · darker, LRV 5.4
- Loyal Blue SW 6510 · darker, LRV 5.0
- Salty Dog SW 9177 · darker, LRV 4.7
Colors that go with Blue Grotto
Sherwin-Williams's own coordinating colors for Blue Grotto:
Color-theory pairings — the nearest Sherwin-Williams color to each rotated hue, keeping the same lightness and saturation:
- Sturdy Brown SW 6097 · complementary (180°)
- Oceanside SW 6496 · analogous (−30°)
- Dignified SW 6538 · analogous (+30°)
- Fine Wine SW 6307 · triadic (120°)
- Greenhouse SW 2933 · triadic (240°)
Blue Grotto vs popular colors
- Gentleman's Gray (Benjamin Moore 2062-20, ΔE 7.5) is lighter (LRV 7.3 vs 0.0), more yellow/warm, more red/pink, more muted.
- Van Deusen Blue (Benjamin Moore HC-156, ΔE 9.5) is lighter (LRV 12.0 vs 0.0), more yellow/warm, more red/pink, more muted.
- Naval (Sherwin-Williams SW 6244, ΔE 10.3) is lighter (LRV 4.5 vs 0.0), more yellow/warm, more red/pink, more muted.