Read a book with each color in the title (I may also use color on the cover).
Blue: Sapphire Blue ~ 1-18-14
Into the Still Blue by Veronica Rossi ~ 3/29/14
Clear Blue Sky by Barbara Whitnell ~ 4/4/14
Blue Castle by L.M. Montgomery ~ 4/27/14
Red: Ruby Red ~ 1-5-14
Yellow: The Adventures of Tintin, The Crab with the Golden Claws ~ 1-26-14
Green: Behind the Green Door ~ 4/16/14
Brown: Encyclopedia Brown, Boy Detective ~ 4/6/14
Black: Fade to Black ~ 1-17-14
A word that implies color (Rainbow, Polka-dot, Plaid, Paisley, Stripe, etc.).
Plaid: Devil Wears Plaid ~ 4/9/14
Mad About Plaid by Jill McElmurry ~ 4/9/14
White (Ivory, Eggshell, Cream, etc.)
Any other color in the title (Purple, Orange, Silver, Pink, Magneta, etc.).