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