COMPLEMENTARIES
Scrabble letter values: C3O1M3P3L1E1M3E1N1T1A1R1I1E1S1 = 23
Definition
COMPLEMENTARIES is the plural of COMPLEMENTARY.
noun COMPLEMENTARY: either one of two chromatic colors that when mixed together give white (in the case of lights) or grey (in the case of pigments).
Synonyms of COMPLEMENTARY: complementary_color