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