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