Hidden Sapphire
#435672A deep blue that balances cool clarity with emotional warmth. Works in coastal, traditional, and modern schemes.
Spec Sheet
Hex#435672
RGB67, 86, 114
HSL216°, 26%, 35%
On White 7.47:1 AAA
On Black 2.81:1 Fail
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #E5E7EB Text: #101823 Accent: #435672 Support: #C1995C Neutral: #C9C7DB 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 Hidden Sapphire Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #E5E7EB;
--palette-ink: #101823;
--palette-accent: #435672;
--palette-support: #C1995C;
--palette-neutral: #C9C7DB;
}Tailwind Config
{
"palette-background": "#E5E7EB",
"palette-ink": "#101823",
"palette-accent": "#435672",
"palette-support": "#C1995C",
"palette-neutral": "#C9C7DB"
}Color Blindness Simulation
#4C5773
Protanopia#475371
Deuteranopia#335C60
TritanopiaBuild a design system around Hidden Sapphire.