Code OC-40 (Albescent) reflects 77.33% of incident D65 light. Measured in CAM16-UCS uniform space, Benjamin Moore Albescent (OC-40) registers J'=91.8, a'=-0.51, and b'=7.27 with HSL (43°, 41%, 87%) and Helmholtz-Kohlrausch perceived value 91.1 L*_HK. Because OC-40 carries a*=-0.62 red-green and b*=10.74 yellow-blue balance at chroma C*=10.76, Albescent projects a warm warm yellow-cream character across drywall and millwork.
Thermal lighting shifts Benjamin Moore OC-40 predictably. Under 5000K noon daylight, Albescent (OC-40) holds its native #F3E1C6 swatch; at 4000K cool office LED, OC-40 adapts to #FAE0BD; at 3500K halogen, Albescent transitions to #FFDFB7; at 3000K residential LED, OC-40 warms to #FFDDB2; and under 2700K evening bulbs, Albescent (OC-40) settles at #FFDBAF.
When cross-matching Benjamin Moore Albescent (OC-40, #EBE3CF), Behr YL-W12 (YL-W12, #EBE4D1, LRV 77.97%) scores ΔE2000=0.54 and CAM16=0.48, followed by Lunar Light (770C-1, ΔE=0.62). In Sherwin-Williams, Polar Bear (SW 7564, #E8DFCA, LRV 74.43%) achieves ΔE2000=0.99 ahead of Restoration Ivory (SW 6413, ΔE=1.23). Coordinate OC-40 with Distant Gray (OC-68) ceilings, Distant Gray (2124-70) trim, Coastal Fog (976) hallways, and Urban Sophisticate (CSP-160) accents.