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