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Sleepy Blue SW 6225
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Subtle blue-green undertone
In CIELAB, Sleepy Blue sits at L* 80.7, a* -4.5, b* -3.2. Its hue angle is 216° and its chroma is 5.5, so it leans blue-green only slightly — the undertone mostly shows next to whiter or grayer colors. It classifies as cool. Among Sherwin-Williams colors with a similar LRV (±5), it is warmer (more yellow) than 13%.
LRV 57.8: light
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 57.8, Sleepy Blue is lighter than 70% of Sherwin-Williams colors. The most forgiving range for whole-house walls. Keeps rooms bright without glare.
Closest Benjamin Moore match to Sleepy Blue
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 | |
|---|---|---|---|---|
| Smoke | 2122-40 | 1.23 | Very close | |
| Silvery Blue | 1647 | 1.36 | Very close | |
| Brittany Blue | 1633 | 1.53 | Very close |
Closest Behr match to Sleepy Blue
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 | |
|---|---|---|---|---|
| Cloudy Day | 540E-2 | 1.21 | Very close | |
| Dusted Blue | N470-2A | 1.28 | Very close | |
| Soft Denim | ICC-46 | 1.56 | Very close |
Similar Sherwin-Williams colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Tradewind | SW 6218 | 1.83 | Very close | |
| Silver Lake | SW 9633 | 2.23 | Close — difference visible side by side | |
| Niebla Azul | SW 9137 | 2.23 | Close — difference visible side by side | |
| Sleepy Hollow | SW 9145 | 2.38 | Close — difference visible side by side | |
| Little Boy Blu | SW 9054 | 3.12 | Close — difference visible side by side | |
| Billowy Breeze | SW 9055 | 3.32 | 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.
- North Star SW 6246 · lighter, LRV 62.3
- Sea Salt SW 6204 · lighter, LRV 63.2
- Misty SW 6232 · lighter, LRV 63.9
- Daydream SW 6541 · darker, LRV 54.2
- Comfort Gray SW 6205 · darker, LRV 53.8
- Silver Tipped Sage SW 9642 · darker, LRV 53.5
Colors that go with Sleepy Blue
Sherwin-Williams's own coordinating colors for Sleepy Blue:
- Pure White SW 7005
- Front Porch SW 7651
- Mountain Air SW 6224
Color-theory pairings — the nearest Sherwin-Williams color to each rotated hue, keeping the same lightness and saturation:
- Vaguely Mauve SW 6015 · complementary (180°)
- Tradewind SW 6218 · analogous (−30°)
- Upward SW 6239 · analogous (+30°)
- Enchant SW 6555 · triadic (120°)
- Repose Gray SW 7015 · triadic (240°)
Sleepy Blue vs popular colors
- Smoke (Benjamin Moore 2122-40, ΔE 1.2) is about as light, more yellow/warm.
- Palladian Blue (Benjamin Moore HC-144, ΔE 5.6) is lighter (LRV 60.4 vs 57.8), more yellow/warm, more green.
- Sea Salt (Sherwin-Williams SW 6204, ΔE 6.5) is lighter (LRV 63.2 vs 57.8), more yellow/warm, more red/pink.