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