Update plotly_colorwheel.txt

plotly_colorwheel.txt

@@ -18,13 +18,13 @@
 11, Rust Brown,    #EC5C23
 12, Dusty Navy,    #3F6DBF
 13, Warm Terracotta, #D4724A
-14, Plum,          #B343B3
+14, Plum,          #f75ca9
 15, Warm Slate,    #B89466
 16, Dark Cyan,     #15edea
 17, Smoked Rose,   #EC5378
 18, Stone Blue,    #5C8ED8
 19, Dried Herb,    #AFB841
-20, Deep Mulberry, #b879a7
+20, Deep Mulberry, #b565a0
 21, Warm Taupe,    #CD9A6C
 22, Dark Spruce,   #4B9D7D
 23, Clay Red,      #E83E3E