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