Wild Blue Yonder (BM CSP-620)
Illustrative room. Screen colors vary; test a sample before you paint.
Wild Blue Yonder (BM CSP-620) is a deep, cool blue from Benjamin Moore: LRV 27, so it reflects about 27 percent of the light that hits it.
Colors that go with Wild Blue Yonder
Four Benjamin Moore colors picked for Wild Blue Yonder by this site's color math: a trim white, a deeper blue, a quiet contrast from another family, a dark accent. Benjamin Moore did not choose these pairings.
Closest match in every other brand
Each brand's closest color to Wild Blue Yonder, ranked by CIEDE2000 (deltaE): under 1.0 is indistinguishable, 1.0 to 2.3 very close, 2.3 to 5 noticeably different, over 5 clearly different.
| Brand | Closest color | Code | LRV | deltaE | How close |
|---|---|---|---|---|---|
| Sherwin-Williams | Bracing Blue | SW 6242 | 25 | 2.2 | very close |
| Behr | Shaker Blue | QE-54 | 24.7 | 1.6 | very close |
| Valspar | Pulitzer Blue | 4008-4A | 25 | 1.8 | very close |
| PPG Paints | Chalky Blue | 1153-5 | 26 | 0.6 | indistinguishable |
Lighter and darker in Benjamin Moore
The Benjamin Moore blue colors nearest to Wild Blue Yonder (LRV 27) by LRV.
Lighter than Wild Blue Yonder
Darker than Wild Blue Yonder
Color data
| Brand | Benjamin Moore |
|---|---|
| Color code | CSP-620 |
| Hex | #798E99 |
| RGB | 121, 142, 153 |
| HSL | 201°, 14%, 54% |
| LRV (light reflectance value) | 27 |
| Lab L*, a*, b* | 57.8, -5.0, -8.3 |
| Undertone | Cool |
| Temperature | cool |
| Color family | Blue |
Same paint, two kinds of light
Wild Blue Yonder (BM CSP-620), published as #798E99
#678597
#8B9899
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
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Common questions
- What is the LRV of Wild Blue Yonder (BM CSP-620)?
- Wild Blue Yonder has an LRV of 27. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Wild Blue Yonder is a deep color.
- What is the closest match to Wild Blue Yonder in another brand?
- Chalky Blue (PPG 1153-5) from PPG Paints, at a deltaE of 0.6 (indistinguishable).
- Is Wild Blue Yonder warm or cool?
- Benjamin Moore lists Wild Blue Yonder as cool, with a Cool undertone. Its Lab b* value is -8.3; a higher b* is warmer and yellower, a lower one cooler and bluer.
Sources: LRV and hex as published by the manufacturer, via PaintDB (CC BY 4.0). Color differences are CIEDE2000 values computed by this site from the hex values (data snapshot 2026-10-01). Color names and codes belong to their manufacturers.