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