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