Cumulus Cotton
#D3E8F1A gentle blue with cool undertones that anchors spaces with quiet authority.
Spec Sheet
Hex#D3E8F1
RGB211, 232, 241
HSL198°, 52%, 89%
On White 1.27:1 Fail
On Black 16.58:1 AAA
For AI Tools
Copy this snippet and paste it into any AI tool
Use these colors for all components: Background: #EBEEEF Text: #17252C Accent: #D3E8F1 Support: #B5755A Neutral: #C8CCDA 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 Cumulus Cotton Palettes are free. Exports aren't.
CSS Variables
:root {
--palette-background: #EBEEEF;
--palette-ink: #17252C;
--palette-accent: #D3E8F1;
--palette-support: #B5755A;
--palette-neutral: #C8CCDA;
}Tailwind Config
{
"palette-background": "#EBEEEF",
"palette-ink": "#17252C",
"palette-accent": "#D3E8F1",
"palette-support": "#B5755A",
"palette-neutral": "#C8CCDA"
}Color Blindness Simulation
#E3E7F2
Protanopia#DEE3F1
Deuteranopia#CBEBEB
TritanopiaBuild a design system around Cumulus Cotton.