Midnight Louie series by Carole Nelson Douglas

1. Catnap <
2. Pussyfoot^ <
3. Cat on a Blue Monday
4. Cat in a Crimson Haze
5. Cat in a Diamond Dazzle^ <
6. Cat with an Emerald Eye
7. Cat in a Flamingo Fedora
8. Cat in a Golden Garland
9. Cat in a Hyacinth Hunt
10. Cat in an Indigo Mood
11. Cat in a Jeweled Jumpsuit
12. Cat in a Kiwi Con
13. Cat in a Leopard Spot
14. Cat in a Midnight Choir
15. Cat in a Neon Nightmare
16. Cat in an Orange Twist