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