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