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