Lead Gray
#434E52A dramatic, steely blue that reads as both calm and architectural.
Spec Sheet
Hex#434E52
RGB67, 78, 82
HSL196°, 10%, 29%
On White 8.57:1 AAA
On Black 2.45:1 Fail
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #ECEEEF Text: #18292F Accent: #434E52 Support: #AA7764 Neutral: #BDC0CC 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 Lead Gray Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #ECEEEF;
--palette-ink: #18292F;
--palette-accent: #434E52;
--palette-support: #AA7764;
--palette-neutral: #BDC0CC;
}Tailwind Config
{
"palette-background": "#ECEEEF",
"palette-ink": "#18292F",
"palette-accent": "#434E52",
"palette-support": "#AA7764",
"palette-neutral": "#BDC0CC"
}Color Blindness Simulation
#4C4D52
Protanopia#494B52
Deuteranopia#3F4F4F
TritanopiaBuild a design system around Lead Gray.