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