Empire Blue
#5A90B3A deep blue that balances cool clarity with emotional warmth. Works in coastal, traditional, and modern schemes.
Spec Sheet
Hex#5A90B3
RGB90, 144, 179
HSL204°, 37%, 53%
On White 3.46:1 AA Large
On Black 6.07:1 AA
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #EEF0F1 Text: #141E24 Accent: #5A90B3 Support: #B5815E Neutral: #BEC0D5 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 Empire Blue Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #EEF0F1;
--palette-ink: #141E24;
--palette-accent: #5A90B3;
--palette-support: #B5815E;
--palette-neutral: #BEC0D5;
}Tailwind Config
{
"palette-background": "#EEF0F1",
"palette-ink": "#141E24",
"palette-accent": "#5A90B3",
"palette-support": "#B5815E",
"palette-neutral": "#BEC0D5"
}Color Blindness Simulation
#808FB5
Protanopia#7486B2
Deuteranopia#2D999C
TritanopiaBuild a design system around Empire Blue.