Southern Blue
#1644BAA deep blue that balances cool clarity with emotional warmth. Works in coastal, traditional, and modern schemes.
Spec Sheet
Hex#1644BA
RGB22, 68, 186
HSL223°, 79%, 41%
On White 8.17:1 AAA
On Black 2.57:1 Fail
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #E5E7EB Text: #1B202D Accent: #1644BA Support: #B39E6B Neutral: #C5C0D8 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 Southern Blue Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #E5E7EB;
--palette-ink: #1B202D;
--palette-accent: #1644BA;
--palette-support: #B39E6B;
--palette-neutral: #C5C0D8;
}Tailwind Config
{
"palette-background": "#E5E7EB",
"palette-ink": "#1B202D",
"palette-accent": "#1644BA",
"palette-support": "#B39E6B",
"palette-neutral": "#C5C0D8"
}Color Blindness Simulation
#0057BE
Protanopia#0048B8
Deuteranopia#006378
TritanopiaBuild a design system around Southern Blue.