Hey Borton / Pulse - Color Palette v1.0.0

CORAL
  Hex:    #E26B57
  RGB:    226, 107, 87
  CSS:    --coral
  Usage:  Single accent only. CTAs, Pulse mark, highlighted words, chart emphasis.
          Never used for body text.
  Target ratio: 4%

PEACH
  Hex:    #F2C8B1
  RGB:    242, 200, 177
  CSS:    --peach
  Usage:  Secondary warmth. Tinted surfaces, photo underlays, soft dividers.
  Target ratio: 8%

SHELL
  Hex:    #FAF7F4
  RGB:    250, 247, 244
  CSS:    --shell
  Usage:  Canvas. Every surface starts here. Never pure white.
  Target ratio: 68%

CHARCOAL
  Hex:    #1F1F28
  RGB:    31, 31, 40
  CSS:    --charcoal
  Usage:  All body text, primary marks, dark-mode campaign surfaces.
  Target ratio: 18%

SLATE
  Hex:    #8A8A90
  RGB:    138, 138, 144
  CSS:    --slate
  Usage:  Metadata, timestamps, chart secondary lines, overlay system text.
  Target ratio: 2%

RATIO RULE
  ~68% shell + 18% charcoal + 8% peach + 4% coral + 2% slate
  Coral earns every appearance.
