Code SW 6162 (Ancient Marble) reflects 60.41% of incident D65 light. Measured in CAM16-UCS uniform space, Sherwin-Williams Ancient Marble (SW 6162) registers J'=84.3, a'=-1.32, and b'=7.05 with HSL (48°, 21%, 77%) and Helmholtz-Kohlrausch perceived value 82.7 L*_HK. Because SW 6162 carries a*=-1.52 red-green and b*=10.09 yellow-blue balance at chroma C*=10.2, Ancient Marble projects a warm warm yellow-cream character across drywall and millwork.
Thermal lighting shifts Sherwin-Williams SW 6162 predictably. Under 5000K noon daylight, Ancient Marble (SW 6162) holds its native #D8CBB1 swatch; at 4000K cool office LED, SW 6162 adapts to #DEC9A9; at 3500K halogen, Ancient Marble transitions to #E3C8A4; at 3000K residential LED, SW 6162 warms to #E9C69F; and under 2700K evening bulbs, Ancient Marble (SW 6162) settles at #EDC59C.
When cross-matching Sherwin-Williams Ancient Marble (SW 6162, #D1CCB9), Behr Ocean Pearl (780C-3, #D3CFBD, LRV 62%) scores ΔE2000=0.88 and CAM16=1.03, followed by Coliseum Marble (PPU8-16, ΔE=1.16). In Benjamin Moore, Stingray (1529, #CECBBA, LRV 59.52%) achieves ΔE2000=1.12 ahead of Hazy Skies (OC-48, ΔE=1.12). Coordinate SW 6162 with High Reflective White (SW 7757) ceilings, Ibis White (SW 7000) trim, Queen Anne's Lace (SW 6420) hallways, and Paperwhite (SW 7105) accents.