Code SW 9165 (Gossamer Veil) reflects 62.09% of incident D65 light. Measured in CAM16-UCS uniform space, Sherwin-Williams Gossamer Veil (SW 9165) registers J'=85.2, a'=-0.24, and b'=4.05 with HSL (40°, 15%, 80%) and Helmholtz-Kohlrausch perceived value 83.3 L*_HK. Because SW 9165 carries a*=-0.02 red-green and b*=5.58 yellow-blue balance at chroma C*=5.58, Gossamer Veil projects a warm warm yellow-cream character across drywall and millwork.
Thermal lighting shifts Sherwin-Williams SW 9165 predictably. Under 5000K noon daylight, Gossamer Veil (SW 9165) holds its native #DACDBC swatch; at 4000K cool office LED, SW 9165 adapts to #E1CBB3; at 3500K halogen, Gossamer Veil transitions to #E6CAAE; at 3000K residential LED, SW 9165 warms to #EBC8A9; and under 2700K evening bulbs, Gossamer Veil (SW 9165) settles at #F0C7A6.
When cross-matching Sherwin-Williams Gossamer Veil (SW 9165, #D3CEC4), Behr Cotton Grey (HDC-NT-20, #D1CCC3, LRV 61%) scores ΔE2000=0.66 and CAM16=0.73, followed by Tranquil Gray (DC-007, ΔE=0.88). In Benjamin Moore, Collingwood (859, #D3CEC4, LRV 62.09%) achieves ΔE2000=0 ahead of Collingwood (OC-28, ΔE=0). Coordinate SW 9165 with High Reflective White (SW 7757) ceilings, Alabaster (SW 7008) trim, Shell White (SW 8917) hallways, and Roman Column (SW 7562) accents.