Code M380-1 (Cavan) reflects 74% of incident D65 light. Measured in CAM16-UCS uniform space, Behr Cavan (M380-1) registers J'=90.4, a'=-5.27, and b'=6.63 with HSL (78°, 26%, 85%) and Helmholtz-Kohlrausch perceived value 89.8 L*_HK. Because M380-1 carries a*=-5.52 red-green and b*=9.08 yellow-blue balance at chroma C*=10.63, Cavan projects a warm soft green-beige character across drywall and millwork.
Thermal lighting shifts Behr M380-1 predictably. Under 5000K noon daylight, Cavan (M380-1) holds its native #E4E0C5 swatch; at 4000K cool office LED, M380-1 adapts to #EBDFBC; at 3500K halogen, Cavan transitions to #F1DEB7; at 3000K residential LED, M380-1 warms to #F7DCB2; and under 2700K evening bulbs, Cavan (M380-1) settles at #FCDBAE.
When cross-matching Behr Cavan (M380-1, #DCE2CE), Benjamin Moore Fresh Dew (435, #DCE3D0, LRV 74.82%) scores ΔE2000=0.55 and CAM16=0.55, followed by Sweet Celadon (CSP-785, ΔE=1.09). In Sherwin-Williams, Gratifying Green (SW 6435, #DAE2CD, LRV 73.82%) achieves ΔE2000=0.9 ahead of Sprout (SW 6427, ΔE=2.64). Coordinate M380-1 with Ultra Pure White® (PPU18-6) ceilings, Bridal Veil (W-D-600) trim, Precious Dewdrop (GR-W4) hallways, and Environmental (PPU11-9) accents.