Code PPU2-7 (Coral Stone) reflects 57.63% of incident D65 light. Measured in CAM16-UCS uniform space, Behr Coral Stone (PPU2-7) registers J'=83.2, a'=6.53, and b'=6.01 with HSL (17°, 36%, 79%) and Helmholtz-Kohlrausch perceived value 81.3 L*_HK. Because PPU2-7 carries a*=7.79 red-green and b*=9.03 yellow-blue balance at chroma C*=11.93, Coral Stone projects a warm warm gold-beige character across drywall and millwork.
Thermal lighting shifts Behr PPU2-7 predictably. Under 5000K noon daylight, Coral Stone (PPU2-7) holds its native #E3C1AF swatch; at 4000K cool office LED, PPU2-7 adapts to #E9BFA7; at 3500K halogen, Coral Stone transitions to #EEBEA2; at 3000K residential LED, PPU2-7 warms to #F3BC9D; and under 2700K evening bulbs, Coral Stone (PPU2-7) settles at #F7BB9A.
When cross-matching Behr Coral Stone (PPU2-7, #DDC2B7), Benjamin Moore Pale Petal (1178, #E0C4B8, LRV 59.06%) scores ΔE2000=0.71 and CAM16=0.82, followed by Rosetone (1186, ΔE=2.09). In Sherwin-Williams, Pink Shadow (SW 70, #DEC3B9, LRV 58.32%) achieves ΔE2000=0.53 ahead of Abalone Shell (SW 6050, ΔE=2.71). Coordinate PPU2-7 with Frost (W-F-500) ceilings, Ambience White (PR-W8) trim, Island Hopping (M180-1) hallways, and Moonlit Beach (RD-W5) accents.