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