There were two paint schemes for the 1954 front hood emblem: one for the painted grill and one for the chromed grill. And, the colors for the 55-1st front grill emblems were different from 1954.

Classic Parts shows four schemes but does not differentiate between 54 and 55-1st
http://www.classicparts.com/Hood-Parts/products/861/1/0

Jim Carter
1954 Blue & Red, white
1954 Blue & Red, and black (used on chrome grill - ignore the grill color in the illustration)
1955-1st Blue & White, and white
1955-1st Blue & White, and black