Luminous Days (BM 300)
Illustrative room. Screen colors vary; test a sample before you paint.
Luminous Days (BM 300) is a medium, warm yellow from Benjamin Moore: LRV 52.4, so it reflects about 52 percent of the light that hits it.
Colors that go with Luminous Days
Four Benjamin Moore colors picked for Luminous Days by this site's color math: a trim white, a deeper yellow, 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 Luminous Days, 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 | Bee | SW 6683 | 55 | 1.8 | very close |
| Behr | Bling Bling | P280-6 | 55.3 | 1.0 | very close |
| Valspar | Buttered Toffee | 3005-3A | 54 | 2.2 | very close |
| PPG Paints | Yellow Coneflower | 1209-5 | 53 | 1.9 | very close |
Lighter and darker in Benjamin Moore
The Benjamin Moore yellow colors nearest to Luminous Days (LRV 52.4) by LRV.
Lighter than Luminous Days
Darker than Luminous Days
Color data
| Brand | Benjamin Moore |
|---|---|
| Color code | 300 |
| Hex | #EFBC50 |
| RGB | 239, 188, 80 |
| HSL | 41°, 83%, 63% |
| LRV (light reflectance value) | 52.4 |
| Lab L*, a*, b* | 79.0, 7.3, 59.8 |
| Undertone | Warm Yellow-Red |
| Temperature | warm |
| Color family | Yellow |
Same paint, two kinds of light
Luminous Days (BM 300), published as #EFBC50
#E0B251
#FEC64D
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 Luminous Days (BM 300)?
- Luminous Days has an LRV of 52.4. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Luminous Days is a medium color.
- What is the closest match to Luminous Days in another brand?
- Bling Bling (Behr P280-6) from Behr, at a deltaE of 1.0 (very close).
- Is Luminous Days warm or cool?
- Benjamin Moore lists Luminous Days as warm, with a Warm Yellow-Red undertone. Its Lab b* value is 59.8; 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.