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Prelude SW 9620
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Subtle yellow undertone
In CIELAB, Prelude sits at L* 36.8, a* 0.6, b* 4.8. Its hue angle is 82° and its chroma is 4.8, so it leans yellow only slightly — the undertone mostly shows next to whiter or grayer colors. It classifies as warm. Among Sherwin-Williams colors with a similar LRV (±5), it is warmer (more yellow) than 48%.
LRV 9.5: very dark
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 9.5, Prelude is lighter than 11% 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 Prelude
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 | |
|---|---|---|---|---|
| Dragon's Breath | 1547 | 1.92 | Very close | |
| Iron Mountain | 2134-30 | 2.99 | Close — difference visible side by side | |
| Silhouette | AF-655 | 3.10 | Close — difference visible side by side |
Closest Behr match to Prelude
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 | |
|---|---|---|---|---|
| Dominant Gray | BXC-17 | 1.11 | Very close | |
| Peppery | MQ2-62 | 1.16 | Very close | |
| Black Bean | 790D-7 | 1.74 | Very close |
Similar Sherwin-Williams colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Thunder Gray | SW 7645 | 1.28 | Very close | |
| Stony Creek | SW 9610 | 1.54 | Very close | |
| Ironclad | SW 9570 | 2.14 | Close — difference visible side by side | |
| Urbane Bronze | SW 7048 | 2.25 | Close — difference visible side by side | |
| Roycroft Bronze Green | SW 2846 | 2.94 | Close — difference visible side by side | |
| Prospect | SW 9615 | 3.57 | 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.
- Ironclad SW 9570 · lighter, LRV 10.9
- Manor House SW 7505 · lighter, LRV 11.3
- Pewter Green SW 6208 · lighter, LRV 11.8
- Forestwood SW 7730 · darker, LRV 8.3
- Rookwood Dark Brown SW 2808 · darker, LRV 8.1
- Urbane Bronze SW 7048 · darker, LRV 8.1
Colors that go with Prelude
Color-theory pairings — the nearest Sherwin-Williams color to each rotated hue, keeping the same lightness and saturation:
- Mineral Gray SW 2740 · complementary (180°)
- Metropolis SW 9575 · analogous (−30°)
- Roycroft Bronze Green SW 2846 · analogous (+30°)
- Still Water SW 6223 · triadic (120°)
- Midnight SW 6264 · triadic (240°)
Prelude vs popular colors
- Urbane Bronze (Sherwin-Williams SW 7048, ΔE 2.2) is about as light.
- Iron Mountain (Benjamin Moore 2134-30, ΔE 3.0) is lighter (LRV 11.0 vs 9.5), more blue/cool, more muted.
- Peppercorn (Sherwin-Williams SW 7674, ΔE 4.4) is about as light, more blue/cool, more muted.