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