#FFED00 reads almost like light itself, so it needs a dark neighbor to stay legible. Black, ultramarine, and violet all give it a clean outline.
Tints
#ffed00
#ffef1a
#fff133
#fff24c
#fff466
#fff680
#fff899
#fffab2
#fffbcc
#fffde6
#ffffff
Shadows
#ffed00
#e6d500
#ccbe00
#b2a600
#998e00
#807600
#665f00
#4c4700
#332f00
#1a1800