Sovereign Blue
#304068A regal, saturated blue with purple undertones. Carries the authority of heraldry — commanding on doors and trim.
Spec Sheet
Hex#304068
RGB48, 64, 104
HSL223°, 37%, 30%
On White 10.2:1 AAA
On Black 2.06:1 Fail
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #F4F4F6 Text: #111622 Accent: #304068 Support: #9E906B Neutral: #B4AFC5 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 Sovereign Blue Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #F4F4F6;
--palette-ink: #111622;
--palette-accent: #304068;
--palette-support: #9E906B;
--palette-neutral: #B4AFC5;
}Tailwind Config
{
"palette-background": "#F4F4F6",
"palette-ink": "#111622",
"palette-accent": "#304068",
"palette-support": "#9E906B",
"palette-neutral": "#B4AFC5"
}Color Blindness Simulation
#30446A
Protanopia#2A3F67
Deuteranopia#17494F
TritanopiaBuild a design system around Sovereign Blue.