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