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