Portland Stone
#CFC5ACA warm, sandy tone drawn from the famous limestone used to build St Paul's Cathedral and Buckingham Palace.
Spec Sheet
Hex#CFC5AC
RGB207, 197, 172
HSL43°, 27%, 74%
On White 1.72:1 Fail
On Black 12.24:1 AAA
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #F4F3F1 Text: #2B2517 Accent: #CFC5AC Support: #525D7A Neutral: #D4D8C5 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
Design System from Portland Stone Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #F4F3F1;
--palette-ink: #2B2517;
--palette-accent: #CFC5AC;
--palette-support: #525D7A;
--palette-neutral: #D4D8C5;
}Tailwind Config
{
"palette-background": "#F4F3F1",
"palette-ink": "#2B2517",
"palette-accent": "#CFC5AC",
"palette-support": "#525D7A",
"palette-neutral": "#D4D8C5"
}Color Blindness Simulation
#CBC4AB
Protanopia#CEC7AD
Deuteranopia#D5C1BE
TritanopiaBuild a design system around Portland Stone.