One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,9,7,4,5,10)(3,11,13,15,14,16,12,8)(17,18)(19,28)(20,32,36,44)(21,37)(22,26)(23,27)(24,30)(25,35,43,34)(29,42,33,39)(31,40)(38,41)(45,46,48,47)(1,3,5,12,7,14,6,13)(2,8,9,11,4,15,10,16)(17,19,21,30,23,31,22,38)(18,24,26,28,27,41,37,40)(20,33,34,47,36,29,35,46)(25,42,32,45,43,39,44,48)(1,4)(2,7)(3,11)(5,10)(6,9)(8,13)(12,15)(14,16)(17,20)(18,25)(19,29)(21,35)(22,34)(23,36)(24,39)(26,44)(27,43)(28,45)(30,47)(31,33)(32,37)(38,46)(40,48)(41,42) involution — undirectedA 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.