Code SW 6204 (Sea Salt) reflects 63.37% of incident D65 light. Measured in CAM16-UCS uniform space, Sherwin-Williams Sea Salt (SW 6204) registers J'=85.7, a'=-4.08, and b'=2.67 with HSL (97°, 8%, 81%) and Helmholtz-Kohlrausch perceived value 84 L*_HK. Because SW 6204 carries a*=-3.15 red-green and b*=3.36 yellow-blue balance at chroma C*=4.61, Sea Salt projects a warm soft green-beige character across drywall and millwork.
Thermal lighting shifts Sherwin-Williams SW 6204 predictably. Under 5000K noon daylight, Sea Salt (SW 6204) holds its native #D4D1C2 swatch; at 4000K cool office LED, SW 6204 adapts to #DBCFB9; at 3500K halogen, Sea Salt transitions to #E0CEB3; at 3000K residential LED, SW 6204 warms to #E6CCAF; and under 2700K evening bulbs, Sea Salt (SW 6204) settles at #EBCBAB.
When cross-matching Sherwin-Williams Sea Salt (SW 6204, #CDD2CA), Behr Salt Glaze (PPU12-11, #CFD4CE, LRV 65%) scores ΔE2000=1.06 and CAM16=1.11, followed by Silver Setting (PWL-89, ΔE=1.13). In Benjamin Moore, Gray Cashmere (2138-60, #CFD5CD, LRV 65.28%) achieves ΔE2000=0.8 ahead of Cliffside Gray (HC-180, ΔE=1.16). Coordinate SW 6204 with High Reflective White (SW 7757) ceilings, Pure White (SW 7005) trim, Ceiling Bright White (SW 7007) hallways, and Unusual Gray (SW 7059) accents.