Code PPU14-15 (Denim Light) reflects 57% of incident D65 light. Measured in CAM16-UCS uniform space, Behr Denim Light (PPU14-15) registers J'=82.6, a'=-6.67, and b'=-8.49 with HSL (203°, 26%, 78%) and Helmholtz-Kohlrausch perceived value 81.2 L*_HK. Because PPU14-15 carries a*=-3.86 red-green and b*=-7.54 yellow-blue balance at chroma C*=8.47, Denim Light projects a cool cool coastal blue-grey character across drywall and millwork.
Thermal lighting shifts Behr PPU14-15 predictably. Under 5000K noon daylight, Denim Light (PPU14-15) holds its native #C0C9CC swatch; at 4000K cool office LED, PPU14-15 adapts to #C6C7C4; at 3500K halogen, Denim Light transitions to #CCC6BE; at 3000K residential LED, PPU14-15 warms to #D2C5B9; and under 2700K evening bulbs, Denim Light (PPU14-15) settles at #D6C4B5.
When cross-matching Behr Denim Light (PPU14-15, #B8CAD5), Benjamin Moore Grand Rapids (835, #BAD1DC, LRV 60.97%) scores ΔE2000=2.29 and CAM16=2.6, followed by Sea View (836, ΔE=2.55). In Sherwin-Williams, Honest Blue (SW 6520, #B2C7D3, LRV 54.8%) achieves ΔE2000=1.31 ahead of Sleepy Hollow (SW 9145, ΔE=1.46). Coordinate PPU14-15 with Blanca Peak (HDC-NT-04G) ceilings, Celestial Glow (PWN-36) trim, Spacious Skies (P500-1) hallways, and Igloo (760E-1) accents.