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