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