St Giles Blue

No.280 / Farrow & Ball
#599EC4

A bright, confident cerulean blue with real punch. Named after a London square, it makes a striking, energetic statement on walls.

Spec Sheet

Hex#599EC4
RGB89, 158, 196
HSL201°, 48%, 56%
On White 2.95:1 Fail
On Black 7.11:1 AAA

For AI Tools

Copy this snippet and paste it into any AI tool
Use these colors for all components:

Background: #EEF0F2
Text: #182126
Accent: #599EC4
Support: #9E7D6B
Neutral: #B9BCCA

Rules:
- Use Background for surfaces and canvas
- Use Ink for body text and icons
- Never use Accent as body text — contrast is too low
- Maintain 4.5:1 minimum contrast for normal text
Learn more about AI Palette

Design System from St Giles Blue Palettes are free. Exports aren't.

#EEF0F2 background RGB 238 240 242
#182126 ink RGB 24 33 38
#599EC4 accent RGB 89 158 196
#9E7D6B support RGB 158 125 107
#B9BCCA neutral RGB 185 188 202
Processed in 0ms

CSS Variables

:root {
  --palette-background: #EEF0F2;
  --palette-ink: #182126;
  --palette-accent: #599EC4;
  --palette-support: #9E7D6B;
  --palette-neutral: #B9BCCA;
}

Tailwind Config

{
  "palette-background": "#EEF0F2",
  "palette-ink": "#182126",
  "palette-accent": "#599EC4",
  "palette-support": "#9E7D6B",
  "palette-neutral": "#B9BCCA"
}

Pro Exports Pro

Color Blindness Simulation

#8C9DC6
Protanopia
#7D91C3
Deuteranopia
#02A8AB
Tritanopia

Build a design system around St Giles Blue.