Code MQ3-51 (Crystalline Falls) reflects 77% of incident D65 light. Measured in CAM16-UCS uniform space, Behr Crystalline Falls (MQ3-51) registers J'=91.5, a'=-7.04, and b'=-0.22 with HSL (162°, 21%, 88%) and Helmholtz-Kohlrausch perceived value 90.7 L*_HK. Because MQ3-51 carries a*=-5.06 red-green and b*=0.45 yellow-blue balance at chroma C*=5.08, Crystalline Falls projects a cool organic sage green-grey character across drywall and millwork.
Thermal lighting shifts Behr MQ3-51 predictably. Under 5000K noon daylight, Crystalline Falls (MQ3-51) holds its native #E1E4D9 swatch; at 4000K cool office LED, MQ3-51 adapts to #E9E3CF; at 3500K halogen, Crystalline Falls transitions to #EFE2C9; at 3000K residential LED, MQ3-51 warms to #F5E0C4; and under 2700K evening bulbs, Crystalline Falls (MQ3-51) settles at #FADFC0.
When cross-matching Behr Crystalline Falls (MQ3-51, #D9E6E2), Benjamin Moore In Your Eyes (715, #DAE5E2, LRV 76.38%) scores ΔE2000=0.99 and CAM16=0.85, followed by Come Sail Away (846, ΔE=1.25). In Sherwin-Williams, Blue Horizon (SW 6497, #D8E7E6, LRV 77.36%) achieves ΔE2000=1.52 ahead of Green Trance (SW 6462, ΔE=2.34). Coordinate MQ3-51 with Ultra Pure White® (UPW) ceilings, Maui Mist (BL-W10) trim, Pewter Tray (ICC-47) hallways, and Frozen Pond (PPU12-9) accents.