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