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