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