One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,4)(5,6,11,8)(7,15,19,16)(9,14,10,13)(12,18,20,17)(21,22)(23,34)(24,32)(25,29)(26,30)(27,33)(28,35)(31,40)(36,42)(37,45)(38,44)(39,47)(41,48)(43,50)(46,49)(51,52)(2,4)(5,7,11,19)(6,12,8,20)(9,18,10,17)(13,16,14,15)(21,23,27,38)(22,28,33,45)(24,37,26,35)(25,36,41,50)(29,46,48,52)(30,44,32,34)(31,43,47,42)(39,51,40,49)(5,8,11,6)(7,16,19,15)(9,13,10,14)(12,17,20,18)(22,29)(23,35)(24,26)(25,40)(28,42)(30,47)(31,32)(33,48)(34,46)(36,50)(37,38)(39,41)(43,45)(44,52)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.