#C9CC4A Hex Color

Slap Happy #c9cc4a pairs well with charcoal and navy, which ground its warm yellow-green energy without competing for attention; muted dark red adds richer contrast when a palette needs more warmth.

Black text provides strong contrast on Slap Happy #c9cc4a and is the clearer choice for readable type; white text has low contrast and works poorly for small copy or essential information.