Code SW 59 (Frostwork) reflects 61.78% of incident D65 light. Measured in CAM16-UCS uniform space, Sherwin-Williams Frostwork (SW 59) registers J'=84.9, a'=-4.48, and b'=4.89 with HSL (81°, 13%, 79%) and Helmholtz-Kohlrausch perceived value 83.4 L*_HK. Because SW 59 carries a*=-4.22 red-green and b*=6.35 yellow-blue balance at chroma C*=7.62, Frostwork projects a warm soft green-beige character across drywall and millwork.
Thermal lighting shifts Sherwin-Williams SW 59 predictably. Under 5000K noon daylight, Frostwork (SW 59) holds its native #D2CFBA swatch; at 4000K cool office LED, SW 59 adapts to #D9CDB1; at 3500K halogen, Frostwork transitions to #DECCAC; at 3000K residential LED, SW 59 warms to #E4CAA7; and under 2700K evening bulbs, Frostwork (SW 59) settles at #E9C9A4.
When cross-matching Sherwin-Williams Frostwork (SW 59, #CBD0C2), Behr Sliced Cucumber (PPU10-11, #CCCFBF, LRV 61%) scores ΔE2000=1.12 and CAM16=1.03, followed by Mild Mint (PPU11-12, ΔE=1.36). In Benjamin Moore, Tea Light (471, #C9D0BF, LRV 61.37%) achieves ΔE2000=1.54 ahead of Tea Light (CC-610, ΔE=1.54). Coordinate SW 59 with High Reflective White (SW 7757) ceilings, Ceiling Bright White (SW 7007) trim, Pure White (SW 7005) hallways, and Roman Column (SW 7562) accents.