Searching for a very particular shade of pink.
A dusty, dusky, soft pink. (Pinksy?)
Permanent Rose or Alizarin Crimson to start with?
Both together perhaps?
Some blue to cool it?
No. Start again!
A touch of green, its complementary colour, to dull (dusk?) it.
A little Burnt Sienna to warm it.
A dot of White to fade it.
A splash of water to soften it.