BIA colour palette
==================

Primary
  Ink              #111111   RGB 17 17 17     CMYK 0 0 0 93 (rich black for large areas)
  White            #FFFFFF   RGB 255 255 255
  Paper            #F5F5F2   RGB 245 245 242  soft background for documents

Signal
  Voronet bright   #2F7DE1   RGB 47 125 225   CMYK ~79 44 0 12 (proof on press, agree a Pantone match)

Functional (digital)
  Blue 600         #2668C2   buttons, links on light backgrounds (white text 5.47:1)
  Blue 300         #7FB2F5   links and highlights on ink (8.62:1)
  Blue 50          #E3EEFC   tinted panels
  Grey 500         #6B6B6B   secondary text on white
  Grey 400         #9A9A9A   secondary text on ink
  Grey 200         #E4E4E0   borders on light
  Grey 800         #2A2A2A   borders on ink

Balance: about 40% ink, 40% white/paper, 20% Voronet blue.
On the blue field: headlines in white (large sizes only), small text in ink.
