Code 1564 (Beach Glass) reflects 49.88% of incident D65 light. Measured in CAM16-UCS uniform space, Benjamin Moore Beach Glass (1564) registers J'=78.6, a'=-6.48, and b'=0.64 with HSL (153°, 8%, 72%) and Helmholtz-Kohlrausch perceived value 76.5 L*_HK. Because 1564 carries a*=-4.74 red-green and b*=1.21 yellow-blue balance at chroma C*=4.89, Beach Glass projects a cool organic sage green-grey character across drywall and millwork.
Thermal lighting shifts Benjamin Moore 1564 predictably. Under 5000K noon daylight, Beach Glass (1564) holds its native #BABDB1 swatch; at 4000K cool office LED, 1564 adapts to #C0BCA9; at 3500K halogen, Beach Glass transitions to #C5BAA4; at 3000K residential LED, 1564 warms to #CBB9A0; and under 2700K evening bulbs, Beach Glass (1564) settles at #CFB89D.
When cross-matching Benjamin Moore Beach Glass (1564, #B3BEB9), Behr Rocky Mountain Sky (720E-3, #B5BFBD, LRV 51%) scores ΔE2000=1.68 and CAM16=1.66, followed by Watery (HDC-CT-26, ΔE=2.03). In Sherwin-Williams, Silvermist (SW 7621, #B0B8B2, LRV 46.72%) achieves ΔE2000=1.94 ahead of Quietude (SW 6212, ΔE=2.56). Coordinate 1564 with Super White (I-02) ceilings, Distant Gray (2124-70) trim, Glacier Lake (867) hallways, and Snow White (2122-70) accents.