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