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